sullivan, m. (2018). precalculus (10th. ed.). pearson.
Cita Chicago (17th ed.)sullivan, michael. Precalculus. 10th. ed. england: pearson, 2018.
Cita MLA (9th ed.)sullivan, michael. Precalculus. 10th. ed. pearson, 2018.
Atenció: Aquestes cites poden no estar 100% correctes.