APA

Hamdy A., . (19). Operations research an introduction. New York: Macmillan Publishing Co. Inc.

Chicago

Hamdy A.Taha, . 19. Operations research an introduction. New York: Macmillan Publishing Co. Inc.

Harvard

Hamdy A., . (19). Operations research an introduction. New York: Macmillan Publishing Co. Inc.

MLA

Hamdy A.Taha, . Operations research an introduction. New York: Macmillan Publishing Co. Inc. 19.