APA (7th ed.) Citation

Swan, M., & Walter, C. The Cambridge english course. 3 Test book.

Chicago Style (17th ed.) Citation

Swan, Michael, and Catherine Walter. The Cambridge English Course. 3 Test Book.

MLA (8th ed.) Citation

Swan, Michael, and Catherine Walter. The Cambridge English Course. 3 Test Book.

Warning: These citations may not always be 100% accurate.