APA (7th ed.) Citation

Sofyan, A. F. (1993). The New Cambridge English Course: Student 4 (upper intermediate). United Kingdom: Cambridge University Press, 1993.

Chicago Style (17th ed.) Citation

Sofyan, Amir F. The New Cambridge English Course: Student 4 (upper Intermediate). United Kingdom: Cambridge University Press, 1993, 1993.

MLA (8th ed.) Citation

Sofyan, Amir F. The New Cambridge English Course: Student 4 (upper Intermediate). United Kingdom: Cambridge University Press, 1993, 1993.

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