APA (7e ed.) Bronvermelding

Gastil, R. D., & Glazer, N. (1975). Cultural regions of the United States. Univ. of Washington Pr..

Chicago (17e ed.) Bronvermelding

Gastil, Raymond D., en Nathan Glazer. Cultural Regions of the United States. Seattle ; London: Univ. of Washington Pr., 1975.

MLA (8e ed.) Bronvermelding

Gastil, Raymond D., en Nathan Glazer. Cultural Regions of the United States. Univ. of Washington Pr., 1975.