<?xml version="1.0" encoding="UTF-8"?>
<record
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd"
    xmlns="http://www.loc.gov/MARC21/slim">

  <leader>00568nam a22002177a 4500</leader>
  <controlfield tag="001">37381</controlfield>
  <controlfield tag="003">MX-SIABUC</controlfield>
  <controlfield tag="005">20260702211159.0</controlfield>
  <datafield tag="040" ind1=" " ind2=" ">
    <subfield code="a">MX-SIABUC</subfield>
  </datafield>
  <controlfield tag="008">050602s1980    mx #   j            spa d</controlfield>
  <datafield tag="020" ind1=" " ind2=" ">
    <subfield code="a">968-24-0696-X</subfield>
  </datafield>
  <datafield tag="090" ind1=" " ind2=" ">
    <subfield code="a">C400 A752i</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Iniciaci&#xF3;n a la l&#xF3;gica simb&#xF3;lica</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
    <subfield code="a">M&#xE9;xico :</subfield>
    <subfield code="b">Ed. Trillas,</subfield>
    <subfield code="c">1980</subfield>
  </datafield>
  <datafield tag="300" ind1=" " ind2=" ">
    <subfield code="a">106 p.</subfield>
  </datafield>
  <datafield tag="440" ind1=" " ind2=" ">
    <subfield code="a">Metodolog&#xED;a de la Ciencia; N&#xFA;m. 2</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">1.L&#xD3;GICA MATEM&#xC1;TICA</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">2.METODOLOG&#xCD;A DE LA CIENCIA</subfield>
  </datafield>
  <datafield tag="599" ind1=" " ind2=" ">
    <subfield code="a">20190315 09:14:35</subfield>
  </datafield>
  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">1</subfield>
  </datafield>
  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">37381</subfield>
    <subfield code="d">37381</subfield>
  </datafield>
  <datafield tag="952" ind1=" " ind2=" ">
    <subfield code="0">0</subfield>
    <subfield code="1">0</subfield>
    <subfield code="3">000000</subfield>
    <subfield code="4">0</subfield>
    <subfield code="7">0</subfield>
    <subfield code="a">1</subfield>
    <subfield code="b">1</subfield>
    <subfield code="c">1</subfield>
    <subfield code="d">2019-03-15</subfield>
    <subfield code="l">0</subfield>
    <subfield code="o">C400 A752i</subfield>
    <subfield code="p">49414</subfield>
    <subfield code="r">2026-07-02 21:11:59</subfield>
    <subfield code="t">1</subfield>
    <subfield code="w">2026-07-02</subfield>
    <subfield code="y">1</subfield>
  </datafield>
  <datafield tag="952" ind1=" " ind2=" ">
    <subfield code="0">0</subfield>
    <subfield code="1">0</subfield>
    <subfield code="3">000000</subfield>
    <subfield code="4">0</subfield>
    <subfield code="7">0</subfield>
    <subfield code="a">1</subfield>
    <subfield code="b">1</subfield>
    <subfield code="c">1</subfield>
    <subfield code="d">2019-03-15</subfield>
    <subfield code="l">0</subfield>
    <subfield code="o">C400 A752i</subfield>
    <subfield code="p">49415</subfield>
    <subfield code="r">2026-07-02 21:11:59</subfield>
    <subfield code="t">2</subfield>
    <subfield code="w">2026-07-02</subfield>
    <subfield code="y">1</subfield>
  </datafield>
</record>
