APA (7th ed.) Citation

Rafferty, E., Barnard, E., & Suharni, L. (2014). Let's speak Indonesian: Ayo berbahasa Indonesia. NUS Press.

Chicago Style (17th ed.) Citation

Rafferty, Ellen, Erlin Barnard, and Lucy Suharni. Let's Speak Indonesian: Ayo Berbahasa Indonesia. Singapore: NUS Press, 2014.

MLA (9th ed.) Citation

Rafferty, Ellen, et al. Let's Speak Indonesian: Ayo Berbahasa Indonesia. NUS Press, 2014.