APA (7. basım) Alıntı

Valkenburg, S. V. (1942). America at war: A geographical analysis. Prentice-Hall.

Chicago Style (17. basım) Atıf

Valkenburg, Samuel Van. America at War: A Geographical Analysis. New York: Prentice-Hall, 1942.

MLA (9th ed.) Atıf

Valkenburg, Samuel Van. America at War: A Geographical Analysis. Prentice-Hall, 1942.