TY  - BOOK
AU  - Bridgeman,Brent
ED  - College Entrance Examination Board
TI  - Comparative validity of multiple-choice and free-response items on the advanced placement examination in biology
T2  - College board report
AV  - QK316.5 B75
PY  - 1989///
CY  - New York
PB  - College entrance examination baord
KW  - Biología
KW  - Examenes, preguntas, etc
KW  - Evaluacion
ER  -