Gaya APA

Heffernan, J, A, W., Lincoln, J, E. (1986). Writing: A college Handbook 2th.Ed (2). New York: W. W Norton and Company.

Gaya MLA

Heffernan, James, A., W.., Lincoln, John, E.. "Writing: A college Handbook 2th.Ed". 2 New York: W. W Norton and Company, 1986. Text.