Gaya APA

Young, R, K., Veldman, D, J. (1981). Introductory Statistics for the Behavioral Sciences 4'th Ed. (4). New York: Holt, Rinehart and Winston.

Gaya MLA

Young, Robert, K.., Veldman, Donald, J.. "Introductory Statistics for the Behavioral Sciences 4'th Ed.". 4 New York: Holt, Rinehart and Winston, 1981. Text.