APA引文

Summers, G. W., Peters, W. S., & Armstrong, C. P. (1977). Basic statistics in business and economics (2d ed.). Wadsworth Pub. Co..

Chicago Style (17th ed.) Citation

Summers, George W., William S. Peters, and Charles P. Armstrong. Basic Statistics in Business and Economics. 2d ed. Belmont, Calif.: Wadsworth Pub. Co., 1977.

MLA引文

Summers, George W., et al. Basic Statistics in Business and Economics. 2d ed. Wadsworth Pub. Co., 1977.