APA Citation

(2018). Grammar Introduction (Cetakan pertama, September 2018.). Yogyakarta: Samudra Biru.

Chicago Style Citation

Grammar Introduction. Cetakan pertama, September 2018. Yogyakarta: Samudra Biru, 2018.

MLA Citation

Grammar Introduction. Cetakan pertama, September 2018. Yogyakarta: Samudra Biru, 2018.

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