HAGEMANN GISELA. (1994). THE MOTIVATION MANUAL. MULTI-TECH PUBLICATIONS CO.
芝加哥风格引文HAGEMANN GISELA. THE MOTIVATION MANUAL. MUMBAI: MULTI-TECH PUBLICATIONS CO, 1994.
MLA引文HAGEMANN GISELA. THE MOTIVATION MANUAL. MULTI-TECH PUBLICATIONS CO, 1994.
警告：这些引文格式不一定是100％准确.