APA ציטוט

Heyne, P. T. (1990). The economic way of thinking (6th ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Heyne, Paul T. The Economic Way of Thinking. 6th ed. Upper Saddle River, N.J: Prentice Hall, 1990.

ציטוט MLA

Heyne, Paul T. The Economic Way of Thinking. 6th ed. Prentice Hall, 1990.