Mangal S K. (1992). Fundamentals of educational technology. Prakash Brothers.
シカゴスタイル引用形Mangal S K. Fundamentals of Educational Technology. Ludhiana: Prakash Brothers, 1992.
MLA引用形式Mangal S K. Fundamentals of Educational Technology. Prakash Brothers, 1992.
警告: この引用は必ずしも正確ではありません.