Cita APA

Graziano, A. M., & Raulin, M. L. (2013). Research methods: A process of inquiry (8th ed.). Pearson.

Citación estilo Chicago

Graziano, Anthony M., y Michael L. Raulin. Research Methods: A Process of Inquiry. 8th ed. Boston: Pearson, 2013.

Cita MLA

Graziano, Anthony M., y Michael L. Raulin. Research Methods: A Process of Inquiry. 8th ed. Pearson, 2013.