APA (7th ed.) Citation

Summers, G. W., Peters, W. S., & Armstrong, C. P. (1985). Basic statistics in business and economics (4. ed.). Wadsworth Pub. Co.

Chicago Style (17th ed.) Citation

Summers, George William, William Stanley Peters, and Charles P. Armstrong. Basic Statistics in Business and Economics. 4. ed. Belmont, Calif: Wadsworth Pub. Co, 1985.

MLA (9th ed.) Citation

Summers, George William, et al. Basic Statistics in Business and Economics. 4. ed. Wadsworth Pub. Co, 1985.