APA Style

Yahrif, Muhammad. (2018). Basic Grammar in Speaking (1). Yogyakarta: CV.Pustaka Ilmu Grup Yogyakarta.

Chicago Style

Yahrif, Muhammad. Basic Grammar in Speaking. 1 Yogyakarta: CV.Pustaka Ilmu Grup Yogyakarta, 2018. Text.

MLA Style

Yahrif, Muhammad. Basic Grammar in Speaking. 1 Yogyakarta: CV.Pustaka Ilmu Grup Yogyakarta, 2018. Text.

Turabian Style

Yahrif, Muhammad. Basic Grammar in Speaking. 1 Yogyakarta: CV.Pustaka Ilmu Grup Yogyakarta, 2018. Print.