Cita APA (7th ed.)

Bardo, J. W., & Hartman, J. J. (1982). Urban sociology: A systematic introduction. F.E. Peacock.

Cita Chicago (17th ed.)

Bardo, John W., i John J. Hartman. Urban Sociology: A Systematic Introduction. Itasca, Ill.: F.E. Peacock, 1982.

Cita MLA (9th ed.)

Bardo, John W., i John J. Hartman. Urban Sociology: A Systematic Introduction. F.E. Peacock, 1982.