Zwaenepoel, P. P. (1977). Educational systems analysis: An interdisciplinary approach. s. n.
Chicago Style (17th ed.) CitationZwaenepoel, Paul P. Educational Systems Analysis: An Interdisciplinary Approach. s. l: s. n, 1977.
MLA (9th ed.) CitationZwaenepoel, Paul P. Educational Systems Analysis: An Interdisciplinary Approach. s. n, 1977.
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