TY  - BOOK
AU  - Bertalanffy, Ludwig von
TI  - General system theory: foundations, development, applications 
AV  - Q295 .B4
U1  - 150.1 
PY  - 1969///, c1968
CY  - New York
PB  - G. Braziller
KW  - System theory
N1  - Includes bibliographical references and index
ER  -