- & BELL, S. [. (1966). Introductory calculus: With algebra and trigonometry. Holden-Day.
Cita Chicago (17th ed.)- i Stoughton [dkk.] BELL. Introductory Calculus: With Algebra and Trigonometry. San Francisco: Holden-Day, 1966.
Cita MLA (9th ed.)- i Stoughton [dkk.] BELL. Introductory Calculus: With Algebra and Trigonometry. Holden-Day, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.