APA (7th ed.) Citation

McQueen, R. A., & Knussen, C. (1999). Research methods in psychology: A practical introduction. Prentice Hall Europe.

Chicago Style (17th ed.) Citation

McQueen, R. A., and Christina Knussen. Research Methods in Psychology: A Practical Introduction. London, New York: Prentice Hall Europe, 1999.

MLA (9th ed.) Citation

McQueen, R. A., and Christina Knussen. Research Methods in Psychology: A Practical Introduction. Prentice Hall Europe, 1999.