Gass. (2013). Encyclopedia of Operations Research and Management Science (3.). Springer US.
Cita Chicago (17th ed.)Gass. Encyclopedia of Operations Research and Management Science. 3. Springer US, 2013.
Cita MLA (8th ed.)Gass. Encyclopedia of Operations Research and Management Science. 3. Springer US, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.