Hicks, H. G., & Gullet, R. C. Modern business management: A systems and environmental approach.
استشهاد بنمط شيكاغوHicks, Herbert G., و Ray C. Gullet. Modern Business Management: A Systems and Environmental Approach.
MLA استشهادHicks, Herbert G., و Ray C. Gullet. Modern Business Management: A Systems and Environmental Approach.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.