TY  - BOOK
AU  - Norlin, Julia M.
TI  - Human Behaviour and The Social Environment.: Social System Theory
SN  - 0205359574
U1  - 361.3221 NOR 
PY  - 2003///
CY  - Boston
PB  - Pearson Education, Inc (Allyn and Bacon)
KW  - Social service
KW  - Social system
KW  - Human Behaviour
N1  - includes bibliographical reference and index
ER  -