Cooley, W. W., & Lohnes, P. R. (1976). Evaluation research in education. Irvington Publishers : distributed by Halsted Press.
Chicago (17e ed.) BronvermeldingCooley, William W., en Paul R. Lohnes. Evaluation Research in Education. New York: Irvington Publishers : distributed by Halsted Press, 1976.
MLA (8e ed.) BronvermeldingCooley, William W., en Paul R. Lohnes. Evaluation Research in Education. Irvington Publishers : distributed by Halsted Press, 1976.
Let op: Deze citaties zijn niet altijd 100% accuraat.