余长保. (2011). 关键在于责任. 中国纺织出版社.
Chicago Style (17th ed.) Citation余长保. 关键在于责任. 中国纺织出版社, 2011.
MLA (8th ed.) Citation余长保. 关键在于责任. 中国纺织出版社, 2011.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation