APA način citiranja (7. izdanje)

Howitt, D., & Cramer, D. (2008). Introduction to research methods in psychology (2nd ed.). Pearson Education.

Čikaški stil citiranja (17. izdanje)

Howitt, Dennis, i Duncan Cramer. Introduction to Research Methods in Psychology. 2nd ed. Harlow,England: Pearson Education, 2008.

MLA način citiranja (8. izdanje)

Howitt, Dennis, i Duncan Cramer. Introduction to Research Methods in Psychology. 2nd ed. Pearson Education, 2008.