Sears, F. W., Young, H. D., & Zemansky, M. W. (1986). University Physics (7th ed.). Addison-Wesley.

Sears, Francis W., Hugh D. Young, and Mark W. Zemansky. University Physics. 7th ed. Reading: Addison-Wesley, 1986.

Sears, Francis W., et al. University Physics. 7th ed. Addison-Wesley, 1986.