APA (7th ed.) Citation

Walton, G. M. (1994). Understanding economics today (4. ed.). Irwin.

Chicago Style (17th ed.) Citation

Walton, Gary M. Understanding Economics Today. 4. ed. Burr Ridge, Ill. <<[u.a.]>>: Irwin, 1994.

MLA (9th ed.) Citation

Walton, Gary M. Understanding Economics Today. 4. ed. Irwin, 1994.