Mennes, L. (1969). The element of space in development planning. North-Holland.
Cita Chicago Style (17a ed.)Mennes, L.B.M. The Element of Space in Development Planning. Amsterdam: North-Holland, 1969.
Cita MLA (9a ed.)Mennes, L.B.M. The Element of Space in Development Planning. North-Holland, 1969.
Precaución: Estas citas no son 100% exactas.