Gaya APA

PhD, F, A, J., PhD, E, M. (2013). Calculus (Sixth Edition). New York: The McGraw-Hill Companies, Inc.

Gaya MLA

PhD, Frank, Ayres,, Jr.,., PhD, Elliott, Mendelson,. "Calculus". Sixth Edition New York: The McGraw-Hill Companies, Inc, 2013. Text.