Gaya APA

Aji, C, D, S. (2017). AN EXCELLENT ENGLISH GRAMMAR for STUDENT (CET.1). Yogyakarta: REAL BOOKS.

Gaya MLA

Aji, Chandra, Dewi, Setya. "AN EXCELLENT ENGLISH GRAMMAR for STUDENT". CET.1 Yogyakarta: REAL BOOKS, 2017. Textbook.