Gaya APA

Lester, J, D. (1986). Writing research papers : a complete guide (4th.ed.). Glenview, Ill: Scott, Foresman and Co..

Gaya MLA

Lester, James, D. "Writing research papers : a complete guide". 4th.ed. Glenview, Ill: Scott, Foresman and Co., 1986. Text.