TY - BOOK AU - TI - Secured transactions and payment systems : Problems and answers SN - 0-316-18910-3 PY - 0000///Brown and Co CY - Boston PB - Little KW - 1.SOCIEDADES MERCANTILES KW - -ESTADOS UNIDOS KW - 2.DERECHO MERCANTIL KW - 3.DERECHO BURSÁTIL ER -