TY  - BOOK
AU  - Chang,Edward C.
TI  - Optimism & pessimism: implications for theory, research, and practice 
SN  - 1557986916
AV  - BF698.35.O57 O68 2001
U1  - 149/.5 21
PY  - 2001///
CY  - Washington, DC
PB  - American Psychological Association
KW  - Optimism
KW  - Pessimism
N1  - Includes bibliographical references and indexes
ER  -