APA ציטוט

Samuelson, P. A. (1992). Economics. New York, NY: McGraw-Hill.

Trích dẫn kiểu Chicago

Samuelson, Paul A. Economics. New York, NY: McGraw-Hill, 1992.

ציטוט MLA

Samuelson, Paul A. Economics. New York, NY: McGraw-Hill, 1992.