Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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