APA Citation

Shaughnessy, J. J., Zechmeister, E. B., & Zechmeister, J. S. (2011). Research methods in psychology (9th edition.). New York: McGraw Hill.

Chicago Style Citation

Shaughnessy, John J., Eugene B. Zechmeister, and Jeanne S. Zechmeister. Research Methods in Psychology. 9th edition. New York: McGraw Hill, 2011.

MLA Citation

Shaughnessy, John J., Eugene B. Zechmeister, and Jeanne S. Zechmeister. Research Methods in Psychology. 9th edition. New York: McGraw Hill, 2011.

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