Healy, R. G. (1976). Land Use and the States. The Johns Hopkins University Press.
Cita Chicago (17th ed.)Healy, Robert G. Land Use and the States. Baltimore: The Johns Hopkins University Press, 1976.
Cita MLA (9th ed.)Healy, Robert G. Land Use and the States. The Johns Hopkins University Press, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.