TY  - BOOK
T1  - Achievement and motivation :a social-developmental perspective /
DA  - 1992.
CY  - Cambridge [England] ;
CY  - New York :
AU  - Boggiano, Ann K.
AU  - Pittman, Thane S.
CN  - BF503
CN  - BF503
PB  - Cambridge University Press,
PP  - Cambridge [England] ;
PP  - New York :
PY  - 1992.
ID  - 149586
KW  - Achievement motivation.
KW  - Intrinsic motivation.
KW  - Achievement motivation in children.
SN  - 0521322200
TI  - Achievement and motivation :a social-developmental perspective /
ER  -