易发久. (2011). 决心决定成功: Success depends on determination. 凤凰出版社.
Chicago Style (17th ed.) Citation易发久. 决心决定成功: Success Depends on Determination. 凤凰出版社, 2011.
Cita MLA易发久. 决心决定成功: Success Depends on Determination. 凤凰出版社, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.