APA (7. basım) Alıntı

Hallstein, W. (1962). United Europe: Challenge and opportunity. Harvard University Press.

Chicago Style (17. basım) Atıf

Hallstein, Walter. United Europe: Challenge and Opportunity. Cambridge: Harvard University Press, 1962.

MLA (8th ed.) Atıf

Hallstein, Walter. United Europe: Challenge and Opportunity. Harvard University Press, 1962.