Larson, R., Heyd, D. E., Hostetler, R. P., & Edwards, B. H. (2005). Precalculus with limits: A graphing approach (4th ed.). Houghton Mifflin.
Čikaški stil citiranja (17. izdanje)Larson, Ron, David E. Heyd, Robert P. Hostetler, i Bruce H. Edwards. Precalculus with Limits: A Graphing Approach. 4th ed. Boston: Houghton Mifflin, 2005.
MLA način citiranja (9. izdanje)Larson, Ron, et al. Precalculus with Limits: A Graphing Approach. 4th ed. Houghton Mifflin, 2005.
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