TY  - BOOK
AU  - Grun, Bernard,
AU  - Stein, Werner
TI  - The timetables of history: a horizontal inkage of people and events 
SN  - 0-671-74919-6
U1  - 902 
PY  - 1979///
CY  - New York, N. Y.
PB  - Simon and Schuster
KW  - Cronología Histórica
KW  - Tablas
ER  -