APA (7th ed.) Citation

V. R. Schaefer, P. D. (2007). Soil Improvement. American Society of Civil Engineers.

Chicago Style (17th ed.) Citation

V. R. Schaefer, Ph. D. Soil Improvement. [Place of publication not identified]: American Society of Civil Engineers, 2007.

MLA (9th ed.) Citation

V. R. Schaefer, Ph. D. Soil Improvement. American Society of Civil Engineers, 2007.