Ojha,, . H. (1991). Origin of achievement motivation. Classical Publishing Co..
Chicago Edition CitationOjha,, Hardeo. Origin of Achievement Motivation. New Delhi: Classical Publishing Co., 1991.
MLA引文Ojha,, Hardeo. Origin of Achievement Motivation. Classical Publishing Co., 1991.
警告:這些引文格式不一定是100%准確.