Heaps, W. A. (1968). Wandering workers: The story of American migrant farm workers and their problems. Crown.
Chicago-Zitierstil (17. Ausg.)Heaps, Willard Allison. Wandering Workers: The Story of American Migrant Farm Workers and Their Problems. New York: Crown, 1968.
MLA-Zitierstil (9. Ausg.)Heaps, Willard Allison. Wandering Workers: The Story of American Migrant Farm Workers and Their Problems. Crown, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.