Cita APA

Singleton, R. A., & Straits, B. C. (1999). Approaches to social research (3. edition.). New York: Oxford University Press.

Citación estilo Chicago

Singleton, Royce A., y Bruce C. Straits. Approaches to Social Research. 3. edition. New York: Oxford University Press, 1999.

Cita MLA

Singleton, Royce A., y Bruce C. Straits. Approaches to Social Research. 3. edition. New York: Oxford University Press, 1999.