Ojha,, . H. (1991). Origin of achievement motivation. Classical Publishing Co..
シカゴスタイル引用形Ojha,, Hardeo. Origin of Achievement Motivation. New Delhi: Classical Publishing Co., 1991.
MLA引用形式Ojha,, Hardeo. Origin of Achievement Motivation. Classical Publishing Co., 1991.
警告: この引用は必ずしも正確ではありません.