Cita APA (7a ed.)

Berry, B. J. L., Horton, F. E., & Abiodun, J. O. (1970). Geographic perspectives on urban systems: With integrated readings. Prentice-Hall.

Cita Chicago Style (17a ed.)

Berry, Brian Joe Lobley, Frank E. Horton, y Josephine Olu Abiodun. Geographic Perspectives on Urban Systems: With Integrated Readings. Englewood Cliffs, N.J: Prentice-Hall, 1970.

Cita MLA (9a ed.)

Berry, Brian Joe Lobley, et al. Geographic Perspectives on Urban Systems: With Integrated Readings. Prentice-Hall, 1970.