Gaya APA

Sahanaya, W., Jeremy, I, L. (2002). Ielts preparation and practice: listening and speaking . New York: New York: Oxford, 2002.

Gaya MLA

Sahanaya, Wendy., Jeremy, I., Lindeck,. "Ielts preparation and practice: listening and speaking". New York: New York: Oxford, 2002, 2002. .