Gaya APA

Penfield, E, 1., Wicker, N. (1985). The writer's roles : readng with rhetoric . Glenview, ill.: Scott, Foresman and Co..

Gaya MLA

Penfield, Elizabeth,, 1939., Wicker, Nancy. "The writer's roles : readng with rhetoric". Glenview, ill.: Scott, Foresman and Co., 1985. Text.