APA (7th ed.) Citation

Gustafson, R. D., & Frisk, P. D. (1991). Functions and graphs (2nd ed.). Brooks/Cole Pub.

Chicago Style (17th ed.) Citation

Gustafson, R. David, and Peter D. Frisk. Functions and Graphs. 2nd ed. Pacific Grove, Calif: Brooks/Cole Pub, 1991.

MLA (9th ed.) Citation

Gustafson, R. David, and Peter D. Frisk. Functions and Graphs. 2nd ed. Brooks/Cole Pub, 1991.