TY - BOOK AU - TI - Exemptions and fair use in copringht the exclusive Rights tensions in the 1976 Copyright Act SN - 0-674-27335-4 PY - 1978/// CY - Cambridge, Massachusetts PB - Harvard University Press KW - 1.PROPIEDAD INTELECTUAL KW - -ESTADOS UNIDOS KW - 2.DERECHOS DE AUTOR KW - 3.DERECHO CIVIL ER -