APA citiranje

Sowell, T. (2015). Basic economics (5th ed.). New York, NY 10107: Basic Books.

Trích dẫn kiểu Chicago

Sowell, Thomas. Basic Economics. 5th ed. New York, NY 10107: Basic Books, 2015.

MLA citiranje

Sowell, Thomas. Basic Economics. 5th ed. New York, NY 10107: Basic Books, 2015.