APA (7th ed.) Citation

Sowers, G. F., & Sowers, G. B. (1979). Introductory soil mechanics and foundations: Geotechnical engineering (4th ed.). Macmillan.

Chicago Style (17th ed.) Citation

Sowers, George F., and George B. Sowers. Introductory Soil Mechanics and Foundations: Geotechnical Engineering. 4th ed. New York: Macmillan, 1979.

MLA (9th ed.) Citation

Sowers, George F., and George B. Sowers. Introductory Soil Mechanics and Foundations: Geotechnical Engineering. 4th ed. Macmillan, 1979.