Correa, H. (1969). Quantitative methods of educational planning. Scanton, Pennsylvania: International Textbook Company.
Styl cytowania ChicagoCorrea, Hector. Quantitative Methods of Educational Planning. Scanton, Pennsylvania: International Textbook Company, 1969.
Styl cytowania MLACorrea, Hector. Quantitative Methods of Educational Planning. Scanton, Pennsylvania: International Textbook Company, 1969.
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