TY  - BOOK
AU  - Lenski Gerhard
AU  -  Lenski Joan
TI  - Human societies: An introduction to macrosociology   
U1  - Y, L0 
PY  - 1970///
CY  - New York
PB  - McGraw-Hill         
KW  - Essays Sociology
N1  - Glossary P-592-99
ER  -