Gaya APA

L.G.Alexander, ., Folkes, M. (2000). Practice and Progress : An Integrated Course For Pre Intermediate Students / L.G.Alexander (Cet.23). London: Longman.

Gaya MLA

L.G.Alexander, ., Folkes, Michael. "Practice and Progress : An Integrated Course For Pre Intermediate Students / L.G.Alexander". Cet.23 London: Longman, 2000. Text.