Schrage, L. (1991). User's manual for linear, integer, and quadratic programming with LINDO: Release 5.3. Boyd & Fraser.
Cita Chicago (17th ed.)Schrage, Linus. User's Manual for Linear, Integer, and Quadratic Programming with LINDO: Release 5.3. Danvers, Mass: Boyd & Fraser, 1991.
Cita MLA (9th ed.)Schrage, Linus. User's Manual for Linear, Integer, and Quadratic Programming with LINDO: Release 5.3. Boyd & Fraser, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.