Citazione Stile APA (7a Edizione)

Salas, S. L., & Hille, E. (1971). Calculus one and several variables. Xerox College Publishing.

Citazione stile Chigago Style (17a edizione)

Salas, Saturnino L., e Einar Hille. Calculus One and Several Variables. Lexington: Xerox College Publishing, 1971.

Citatione MLA (9a ed.)

Salas, Saturnino L., e Einar Hille. Calculus One and Several Variables. Xerox College Publishing, 1971.