Correa, H. (1969). Quantitative methods of educational planning. Scanton, Pennsylvania: International Textbook Company.
استشهاد بنمط شيكاغوCorrea, Hector. Quantitative Methods of Educational Planning. Scanton, Pennsylvania: International Textbook Company, 1969.
MLA استشهادCorrea, Hector. Quantitative Methods of Educational Planning. Scanton, Pennsylvania: International Textbook Company, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.