Buffa, E. S. (1977). Management science, operation research: Model formulation and solution methods. John Wiley.
Cita Chicago (17th ed.)Buffa, Elwood Spencer. Management Science, Operation Research: Model Formulation and Solution Methods. New York: John Wiley, 1977.
Cita MLA (9th ed.)Buffa, Elwood Spencer. Management Science, Operation Research: Model Formulation and Solution Methods. John Wiley, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.