TY  - BOOK
AU  - Hansen,Harry
TI  - The World almanac and book of facts, 1961: seventy-sixth year of issue 
AV  - AY 67.N5 W7.1961
PY  - 1961///
CY  - New York
PB  - World-Telegram
KW  - Almanaques norteamericanos
KW  - Estadística
KW  - Anuarios
ER  -