APA (7th ed.) Citation

Swokowski, E. W. (1990). Precalculus functions and graphs (6th ed.). PWS-Kent.

Chicago Style (17th ed.) Citation

Swokowski, Earl W. Precalculus Functions and Graphs. 6th ed. Boston: PWS-Kent, 1990.

MLA (9th ed.) Citation

Swokowski, Earl W. Precalculus Functions and Graphs. 6th ed. PWS-Kent, 1990.

Warning: These citations may not always be 100% accurate.