APA Citatie

Sowell Thomas. (1991). Economics Analysis and Issuses (In lần thứ 1.). American: Scott, Foresman and Company.

Chicago Style citaat

Sowell Thomas. Economics Analysis and Issuses. In lần thứ 1. American: Scott, Foresman and Company, 1991.

MLA citatie

Sowell Thomas. Economics Analysis and Issuses. In lần thứ 1. American: Scott, Foresman and Company, 1991.

Let op: Deze citaties zijn niet altijd 100% accuraat.