APA (7th ed.) Citation

Howitt, D., & Cramer, D. (2011). Introduction to research methods in psychology / Dennis Howitt, Duncan Cramer (3rd ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Howitt, Dennis, and Duncan Cramer. Introduction to Research Methods in Psychology / Dennis Howitt, Duncan Cramer. 3rd ed. Harlow: Prentice Hall, 2011.

MLA (9th ed.) Citation

Howitt, Dennis, and Duncan Cramer. Introduction to Research Methods in Psychology / Dennis Howitt, Duncan Cramer. 3rd ed. Prentice Hall, 2011.

Warning: These citations may not always be 100% accurate.