APA-referens (7:e uppl.)

Boskoff, A. (1970). The sociology of urban regions (2nd ed.). Appleton-Century-Crofts.

Chicago-referens (17:e uppl.)

Boskoff, Alvin. The Sociology of Urban Regions. 2nd ed. New York: Appleton-Century-Crofts, 1970.

MLA-referens (8:e uppl.)

Boskoff, Alvin. The Sociology of Urban Regions. 2nd ed. Appleton-Century-Crofts, 1970.