Gaya APA

Cohen, B, H., Lea, R, B. (2004). Essentials of Statistics for the Social and Behavioral Sciences . New Jersey: John Wiley and Sons.

Gaya MLA

Cohen, Barry, H.., Lea, R., Brooke. "Essentials of Statistics for the Social and Behavioral Sciences". New Jersey: John Wiley and Sons, 2004. Text.