Cita APA (7th ed.)

(1976). Elementary systems mathematics: Linear programming for business and the social sciences / Robert E. Machol.

Cita Chicago (17th ed.)

Elementary Systems Mathematics: Linear Programming for Business and the Social Sciences / Robert E. Machol. 1976.

Cita MLA (9th ed.)

Elementary Systems Mathematics: Linear Programming for Business and the Social Sciences / Robert E. Machol. 1976.

Atenció: Aquestes cites poden no estar 100% correctes.