Citazione Stile APA (7a Edizione)

Babbie, E. (2014). The Basics of social research (6th ed.). Wadsworth.

Citazione stile Chigago Style (17a edizione)

Babbie, Earl. The Basics of Social Research. 6th ed. Australia: Wadsworth, 2014.

Citatione MLA (9a ed.)

Babbie, Earl. The Basics of Social Research. 6th ed. Wadsworth, 2014.