Cita APA

Sahanaya, W., & Hughes, T. (2002). IELTS preparation and practice: Practice tests with annotated answer key. Oxford: Oxford Univ. Press.

Citación estilo Chicago

Sahanaya, Wendy, y Terri Hughes. IELTS Preparation and Practice: Practice Tests With Annotated Answer Key. Oxford: Oxford Univ. Press, 2002.

Cita MLA

Sahanaya, Wendy, y Terri Hughes. IELTS Preparation and Practice: Practice Tests With Annotated Answer Key. Oxford: Oxford Univ. Press, 2002.