APA (7. basım) Alıntı

Gallup, G. H. (1948). A guide to public opinion polls (2nd ed.). Princeton University Press.

Chicago Style (17. basım) Atıf

Gallup, George H. A Guide to Public Opinion Polls. 2nd ed. Princeton, N.J.: Princeton University Press, 1948.

MLA (8th ed.) Atıf

Gallup, George H. A Guide to Public Opinion Polls. 2nd ed. Princeton University Press, 1948.