Laidlaw, C. D. (1972). Linear programming for urban development plan evaluation. Praeger Publishers.
Cita Chicago (17th ed.)Laidlaw, Charles D. Linear Programming for Urban Development Plan Evaluation. New York: Praeger Publishers, 1972.
Cita MLA (9th ed.)Laidlaw, Charles D. Linear Programming for Urban Development Plan Evaluation. Praeger Publishers, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.