TY  - BOOK
T1  - The Adventure of Man
T2  - The Ladder Series
A1  - Gregor, Arthur S.
LA  - English
PP  - New York
PB  - Washington Square Press
YR  - 1973
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.koha24278
OP  - 119
ER  -