Citazione APA

Berrigan, D. (1972). America is hard to find ([1st ed.].). Doubleday.

Stile di citazione Chicago

Berrigan, Daniel. America Is Hard to Find. [1st ed.]. Garden City, N.Y.: Doubleday, 1972.

Citazione MLA

Berrigan, Daniel. America Is Hard to Find. [1st ed.]. Doubleday, 1972.