Walter Fleming, Varberg, D., Deal, D. E., & Pace, C. (1989). Precalculus mathematics : a problem-solving approach: Student solutions manual (2nd ed.). Prentice Hall.
Chicago-viite (17. p.)Walter Fleming, Dale Varberg, Duane E. Deal, ja Cathy Pace. Precalculus Mathematics : A Problem-solving Approach: Student Solutions Manual. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1989.
MLA-viite (9. p.)Walter Fleming, et al. Precalculus Mathematics : A Problem-solving Approach: Student Solutions Manual. 2nd ed. Prentice Hall, 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.