Lehrer, R. N. (1965). The management of improvement: Concepts, organization, and strategy. New York: Reinhold Publishing Corporation.
استشهاد بنمط شيكاغوLehrer, Robert N. The Management of Improvement: Concepts, Organization, and Strategy. New York: Reinhold Publishing Corporation, 1965.
MLA استشهادLehrer, Robert N. The Management of Improvement: Concepts, Organization, and Strategy. New York: Reinhold Publishing Corporation, 1965.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.