Dyfyniad APA
Singleton, R., Straits,Bruce C, & Straits,Margaret Miller. (1993). Approaches to social research (2nd ed.). Oxford University press.
Dyfyniad Arddull Chicago
Singleton, Royce, Straits,Bruce C, and Straits,Margaret Miller. Approaches to Social Research. 2nd ed. New York: Oxford University press, 1993.
Dyfyniad MLA
Singleton, Royce, et al. Approaches to Social Research. 2nd ed. Oxford University press, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.