APA (7th ed.) Citation

M, S., & Fifah. (2018). Excellent Grammar Book. Noktah.

Chicago Style (17th ed.) Citation

M, Sholahudin, and Fifah. Excellent Grammar Book. Noktah, 2018.

MLA (8th ed.) Citation

M, Sholahudin, and Fifah. Excellent Grammar Book. Noktah, 2018.

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