Cita APA (7a ed.)

Ratcliff, R. U. (1949). Urban land economics. McGraw-Hill.

Cita Chicago Style (17a ed.)

Ratcliff, Richard Updegraff. Urban Land Economics. New York [etc.]: McGraw-Hill, 1949.

Cita MLA (9a ed.)

Ratcliff, Richard Updegraff. Urban Land Economics. McGraw-Hill, 1949.