TY  - BOOK
AU  - Loomis, Charles Price,
TI  - Social systems: essays on their persistence and change 
SN  - CSSS147
U1  - 303.4 
PY  - 1960/// [reprinted 1967]
CY  - Princeton, N.J.
PB  - D. Van Nostrand
KW  - Social systems
ER  -