APA Style

Clarfield, G. (1992). United States Diplomatic History Vol.1 : from revolution to empire. . Englewood Cliffs, NJ.: Prentice Hall..

MLA Style

Clarfield, Gerard.. "United States Diplomatic History Vol.1 : from revolution to empire.". Englewood Cliffs, NJ.: Prentice Hall., 1992. หนังสือ (Book).