Precalculus mathematics :
a problem-solving approach /
Walter Fleming, Dale Varberg.
APA Citation
Fleming, W., Varberg, D. E. (1989). Precalculus mathematics: a problem-solving approach. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall.
MLA Citation
Fleming, Walter, and Dale E Varberg. Precalculus Mathematics: a Problem-solving Approach. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall, 1989.
Warning: These citations may not always be complete (especially for serials).