Citazione Stile APA (7a Edizione)

Beins, B. C. (2019). Research Methods (4th.). Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Beins, Bernard C. Research Methods. 4th. Cambridge: Cambridge University Press, 2019.

Citatione MLA (9a ed.)

Beins, Bernard C. Research Methods. 4th. Cambridge University Press, 2019.