Operations Research Society of America. (1976). Ballettin of operations research society of America. Operations Research Society of America.
استشهاد بنمط شيكاغوOperations Research Society of America. Ballettin of Operations Research Society of America. Operations Research Society of America, 1976.
MLA استشهادOperations Research Society of America. Ballettin of Operations Research Society of America. Operations Research Society of America, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.