Cita APA (7th ed.)
Etgen, G. J., & Salas, S. L. (1995). Salas and Hille's calculus: One and several variables (7th ed.). Wiley.
Cita Chicago (17th ed.)
Etgen, Garret J., i Saturnino L. Salas. Salas and Hille's Calculus: One and Several Variables. 7th ed. New York: Wiley, 1995.
Cita MLA (9th ed.)
Etgen, Garret J., i Saturnino L. Salas. Salas and Hille's Calculus: One and Several Variables. 7th ed. Wiley, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.