APA (7th ed.) Citation

Hughes, J. A. (1990). The philosophy of social research (2. ed.). Longman.

Chicago Style (17th ed.) Citation

Hughes, John A. The Philosophy of Social Research. 2. ed. London u.a: Longman, 1990.

MLA (9th ed.) Citation

Hughes, John A. The Philosophy of Social Research. 2. ed. Longman, 1990.