APA引文
Kolby, J. (2004). GRE prep course. Nova Press.
Chicago Style (17th ed.) Citation
Kolby, Jeff. GRE Prep Course. Los Angeles: Nova Press, 2004.
MLA引文
Kolby, Jeff. GRE Prep Course. Nova Press, 2004.
警告：這些引文格式不一定是100％准確.