Gaya APA

Carver, R, H., Nash, J, G. (2012). Doing Data Analysis with SPSS Version 18, International Edition . Singapore: Brooks/Cole Cengage Learning.

Gaya MLA

Carver, Robert, H.., Nash, Jane, Gradwohl. "Doing Data Analysis with SPSS Version 18, International Edition". Singapore: Brooks/Cole Cengage Learning, 2012. Text.