Graziano, A. M., & Raulin, M. L. (2007). Research methods: A process of inquiry (6th ed.). Boston, MA: Pearson Allyn and Bacon,.
استشهاد بنمط شيكاغوGraziano, Anthony M., and Michael L. Raulin. Research Methods: A Process of Inquiry. 6th ed. Boston, MA: Pearson Allyn and Bacon,, 2007.
MLA استشهادGraziano, Anthony M., and Michael L. Raulin. Research Methods: A Process of Inquiry. 6th ed. Boston, MA: Pearson Allyn and Bacon,, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.