APA (7th ed.) Citation

House R. Roger, Gude K. Kathy, & Duckworth M. Michael. (2002). Proficiency Masterclass: Teacher's Book (2nd ed.). New York, Oxford University Press, 2002.

Chicago Style (17th ed.) Citation

House R. Roger, Gude K. Kathy, and Duckworth M. Michael. Proficiency Masterclass: Teacher's Book. 2nd ed. New York, Oxford University Press, 2002, 2002.

MLA (9th ed.) Citation

House R. Roger, et al. Proficiency Masterclass: Teacher's Book. 2nd ed. New York, Oxford University Press, 2002, 2002.