Gaya APA

Swanson, C, P., Burtness, P, S. (1981). Effective english for colleges . Cincinnati: Cincinnati: South-Western Publishing; 1981.

Gaya MLA

Swanson, Carl, P.., Burtness, Paul, S.. "Effective english for colleges". Cincinnati: Cincinnati: South-Western Publishing; 1981, 1981. Text.