APA (7e ed.) Bronvermelding
Polk, W. R. (1997). Neighbors & strangers: The fundamentals of foreign affairs. University of Chicago Press.
Chicago (17e ed.) Bronvermelding
Polk, William R. Neighbors & Strangers: The Fundamentals of Foreign Affairs. Chicago: University of Chicago Press, 1997.
MLA (9e ed.) Bronvermelding
Polk, William R. Neighbors & Strangers: The Fundamentals of Foreign Affairs. University of Chicago Press, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.