APA (7th ed.) Citation

Peach, W. N. (1965). Principles of economics (3d ed.). R. D. Irwin.

Chicago Style (17th ed.) Citation

Peach, W. Nelson. Principles of Economics. 3d ed. Homewood, Ill.: R. D. Irwin, 1965.

MLA (9th ed.) Citation

Peach, W. Nelson. Principles of Economics. 3d ed. R. D. Irwin, 1965.