Bushnell, D. S., & Rappaport, D. (1971). Planned change in education: A systems approach. Harcourt, Brace, Jovanovich.
استشهاد بنمط شيكاغوBushnell, David S., و Donald Rappaport. Planned Change in Education: A Systems Approach. New York: Harcourt, Brace, Jovanovich, 1971.
MLA استشهادBushnell, David S., و Donald Rappaport. Planned Change in Education: A Systems Approach. Harcourt, Brace, Jovanovich, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.