APA ציטוט

Howitt, D., & Cramer, D. Introduction to research methods in psychology (3rd ed.).

Chicago Style (17th ed.) Citation

Howitt, Dennis, and Duncan Cramer. Introduction to Research Methods in Psychology. 3rd ed.

ציטוט MLA

Howitt, Dennis, and Duncan Cramer. Introduction to Research Methods in Psychology. 3rd ed.