zaremba, p. (1966). problems of development of metropolitan regions. the institute of national planning.
Cita Chicago (17th ed.)zaremba, peter. Problems of Development of Metropolitan Regions. cairo: the institute of national planning, 1966.
Cita MLA (9th ed.)zaremba, peter. Problems of Development of Metropolitan Regions. the institute of national planning, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.