APA (7th ed.) Citation

Samuelson, P. A. (1960). Readings in Economics (3a. ed.). [s. n.].

Chicago Style (17th ed.) Citation

Samuelson, Paul A. Readings in Economics. 3a. ed. [s. l.]: [s. n.], 1960.

MLA (9th ed.) Citation

Samuelson, Paul A. Readings in Economics. 3a. ed. [s. n.], 1960.