Babbie, E. R. (1982). Understanding Sociology: A context for action. Wadsworth.
Chicago Style (17th ed.) ZitazioaBabbie, Earl R. Understanding Sociology: A Context for Action. Belmont, Calif.: Wadsworth, 1982.
MLA (9th ed.) ZitazioaBabbie, Earl R. Understanding Sociology: A Context for Action. Wadsworth, 1982.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.