APA引文
Frankena, W. K. (2015). Ethics (2nd ed.). Prentice Hall.
Chicago Style (17th ed.) Citation
Frankena, William K. Ethics. 2nd ed. New Delhi: Prentice Hall, 2015.
MLA引文
Frankena, William K. Ethics. 2nd ed. Prentice Hall, 2015.
警告：這些引文格式不一定是100％准確.