Paul, R. S. (1989). Essentials of technical mathematics with calculus (2nd ed.). Prentice Hall, Inc.
Cita Chicago (17th ed.)Paul, Richard S. Essentials of Technical Mathematics with Calculus. 2nd ed. Englewood Cliffs, New Jersey: Prentice Hall, Inc, 1989.
Cita MLA (9th ed.)Paul, Richard S. Essentials of Technical Mathematics with Calculus. 2nd ed. Prentice Hall, Inc, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.