APA引文
Heerkens, G. R. (2002). Project Management. Tata McGraw-Hill.
Chicago Style (17th ed.) Citation
Heerkens, Gary R. Project Management. New Delhi: Tata McGraw-Hill, 2002.
MLA引文
Heerkens, Gary R. Project Management. Tata McGraw-Hill, 2002.
警告：這些引文格式不一定是100％准確.