APA (7th ed.) Citation

Arts, S. M. (2018). Let's Learn English. Gramedia Pustaka Utama.

Chicago Style (17th ed.) Citation

Arts, Scollon Media. Let's Learn English. Gramedia Pustaka Utama, 2018.

MLA (8th ed.) Citation

Arts, Scollon Media. Let's Learn English. Gramedia Pustaka Utama, 2018.

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