Malaborbor, P. B., & Bautista, L. S. (1987). College algebra with engineering, business, and statistics applications. National Bookstore.
Chicago-viite (17. p.)Malaborbor, Pastor B., ja Leodegario S. Bautista. College Algebra with Engineering, Business, and Statistics Applications. Manila: National Bookstore, 1987.
MLA-viite (9. p.)Malaborbor, Pastor B., ja Leodegario S. Bautista. College Algebra with Engineering, Business, and Statistics Applications. National Bookstore, 1987.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.