TY  - BOOK
AU  - Bertalanffy, Ludwing Von
TI  - General system theory: foundations development applications
SN  - 0-7139-0192-6
U1  - 301.4 21st
PY  - 1968///
CY  - London
PB  - Allen Lane, Penguin Press
KW  - Social institutions; Science-Social aspects; Urbanization; Social structure
ER  -