APA (7th ed.) Citation

Johns, Y., & Stokes, R. (1981). Bahasa Indonesia: Langkah baru: a new approach. Books Australia u.a.

Chicago Style (17th ed.) Citation

Johns, Yohanni, and Robyn Stokes. Bahasa Indonesia: Langkah Baru: A New Approach. Miami, Fla. u.a: Books Australia u.a, 1981.

MLA (9th ed.) Citation

Johns, Yohanni, and Robyn Stokes. Bahasa Indonesia: Langkah Baru: A New Approach. Books Australia u.a, 1981.