Cita APA (7a ed.)

Campbell, R., & Vanderwarker, P. (1992). Cityscapes of Boston: An American city through time. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Campbell, Robert, y Peter Vanderwarker. Cityscapes of Boston: An American City Through Time. Boston: Houghton Mifflin, 1992.

Cita MLA (9a ed.)

Campbell, Robert, y Peter Vanderwarker. Cityscapes of Boston: An American City Through Time. Houghton Mifflin, 1992.

Precaución: Estas citas no son 100% exactas.