Gaya APA

Aron, A. et al (2008). Statistics for the Behavioral and Social Sciences : A Brief Course 4'th Ed. (4). New Jersey: Pearson Education.

Gaya MLA

Aron, Arthur. et al. "Statistics for the Behavioral and Social Sciences : A Brief Course 4'th Ed.". 4 New Jersey: Pearson Education, 2008. Text.