TY  - BOOK
AU  - Levy,Wilbert J.
TI  - Man studies his past: reading power exercises in the studies of man 
T2  - Man studies his past
AV  - D 16.2 L48
PY  - 1973///
CY  - New York
PB  - Amsco School
KW  - Historia -
KW  - Estudio y enseñanza
ER  -