APA引文
Olen, J. (1983). Persons and their world: An introduction to philosophy. McGraw-Hill.
Chicago Style (17th ed.) Citation
Olen, Jeffrey. Persons and Their World: An Introduction to Philosophy. New York: McGraw-Hill, 1983.
MLA引文
Olen, Jeffrey. Persons and Their World: An Introduction to Philosophy. McGraw-Hill, 1983.
警告:這些引文格式不一定是100%准確.