Cita APA (7a ed.)

Shaughnessy, J. J., & Zechmeister, E. B. (1990). Instructor's manual to accompany Research methods in psychology. McGraw-Hill.

Cita Chicago Style (17a ed.)

Shaughnessy, John J., y Eugene B. Zechmeister. Instructor's Manual to Accompany Research Methods in Psychology. New York [etc.]: McGraw-Hill, 1990.

Cita MLA (9a ed.)

Shaughnessy, John J., y Eugene B. Zechmeister. Instructor's Manual to Accompany Research Methods in Psychology. McGraw-Hill, 1990.