Citazione Stile APA (7a Edizione)

Larson, R. E., Hostetler, R. P., & Edwards, B. H. (1994). Precalculus: Functions and graphs : a graphing approach. D.C. Heath.

Citazione stile Chigago Style (17a edizione)

Larson, Roland E., Robert P. Hostetler, e Bruce H. Edwards. Precalculus: Functions and Graphs : A Graphing Approach. Lexington, Mass: D.C. Heath, 1994.

Citatione MLA (9a ed.)

Larson, Roland E., et al. Precalculus: Functions and Graphs : A Graphing Approach. D.C. Heath, 1994.