TY  - BOOK
ED  - Symposium sobre Copyright Law
ED  - University of Columbia
TI  - Copywright law: : Nathan Burkan memoral competition
SN  - 0069-9950
PY  - 1980///
CY  - New York
PB  - columbia University
KW  - Propiedad intelectual
KW  - Congreso
ER  -