Ratcliff, R. U. (1972). Urban land economics. Greenwood Press.
Chicagoスタイル(17版)引用形式Ratcliff, Richard Updegraff. Urban Land Economics. Westport, Conn.: Greenwood Press, 1972.
MLA(9版)引用形式Ratcliff, Richard Updegraff. Urban Land Economics. Greenwood Press, 1972.
警告: この引用は必ずしも正確ではありません.