Gaya APA

Byleen, R, A, B, M, R, Z, K, E. (2008). PRECALCULUS (6). New York: McGraw Hill.

Gaya MLA

Byleen, Raymond, A, Barnett,, Michael, R, Ziegler,, Karl, E. "PRECALCULUS". 6 New York: McGraw Hill, 2008. Text.