APA aipamena

Gude, K., & Kathy Gude. (2000). Advanced listening and speaking: CAE (New edition.). Oxford University Press.

Chicago Style aipamena

Gude, Kathy, and Kathy Gude. Advanced Listening and Speaking: CAE. New edition. Oxford: Oxford University Press, 2000.

MLA aipamena

Gude, Kathy, and Kathy Gude. Advanced Listening and Speaking: CAE. New edition. Oxford University Press, 2000.