TY  - GEN
AU  - Rogers, W.
AU  - Harley, Dwight
TI  - Empirical comparison of three- and four-choice items and tests
KW  - Psicologia Geral
KW  - 2100 - Psicologia Geral
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/r1.htm
ER  -