TY  - GEN
AU  - Klein, James
AU  - Higgins, Norman
TI  - Incentive contingences, motivation, and performance in a visual learning task
KW  - Psicologia e Educacao
KW  - 3500 - Psicologia Educacional
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/r4.htm
ER  -