Cita APA (7a ed.)

Graziano, A. M., & Raulin, M. L. (2010). Research methods: A process of inquiry (7th ed.). Allyn and Bacon.

Cita Chicago Style (17a ed.)

Graziano, Anthony M., y Michael L. Raulin. Research Methods: A Process of Inquiry. 7th ed. Boston: Allyn and Bacon, 2010.

Cita MLA (9a ed.)

Graziano, Anthony M., y Michael L. Raulin. Research Methods: A Process of Inquiry. 7th ed. Allyn and Bacon, 2010.