TY  - BOOK
AU  - Lenski,Gerhard
AU  - Lenski,Jean
AU  - Nolan,Patrick
TI  - Human societies: an introduction to macrosociology 
SN  - 007037242X (text)
AV  - HM51 LEN
PY  - 1991///
CY  - New York
PB  - McGraw-Hill
KW  - Macrosociology
KW  - Social evolution
KW  - Social systems
KW  - History
N1  - Includes bibliographical references
ER  -