TY  - BOOK
AU  - Lenski, G
TI  - Human societies, An  introduction to  macrossociology
SN  - 0-07-037631-X
AV  - FASS HM 51 .L46 
PY  - 1970///
CY  - New York
PB  -  McGraw -Hill
KW  - Microsociology
ER  -