APA (7th ed.) Citation

Riley, W. F., Sturges, L. D., & Morris, D. H. (1999). Mechanics of materials (5th edition.). John Wiley & Sons.

Chicago Style (17th ed.) Citation

Riley, William F., Leroy D. Sturges, and Don H. Morris. Mechanics of Materials. 5th edition. New York: John Wiley & Sons, 1999.

MLA (8th ed.) Citation

Riley, William F., et al. Mechanics of Materials. 5th edition. John Wiley & Sons, 1999.