Παραπομπή APA

Nordhous, W. D., & Samuelson, P. A. (1995). Economics. Mc Graw-Hill Publishing Company.

Παραπομπή Chicago Style

Nordhous, William D., και Paul A. Samuelson. Economics. New York: Mc Graw-Hill Publishing Company, 1995.

Παραπομπή MLA

Nordhous, William D., και Paul A. Samuelson. Economics. Mc Graw-Hill Publishing Company, 1995.