MLA Style
Yahrif, Muhamad. Basic grammar in Speaking. Yogyakarta: Pustaka Ilmu, 2018. Online.
Chicago Style
Yahrif, Muhamad. Basic grammar in Speaking. Yogyakarta: Pustaka Ilmu, 2018.
Turabian Style
Yahrif, Muhamad, Basic grammar in Speaking. Yogyakarta: Pustaka Ilmu, 2018.
APA Style
Yahrif, Muhamad. (2018). Basic grammar in Speaking. Yogyakarta: Pustaka Ilmu.
Harvard Style
Yahrif, Muhamad, 2018, Basic grammar in Speaking, Pustaka Ilmu, Yogyakarta.
IEEE Style
Muhamad Yahrif. Basic grammar in Speaking. Yogyakarta: Pustaka Ilmu, 2018.