Gaya APA

Adhi, Y, A, R, P, K, W, S, B. (2022). Advanced Grammar for EFL Learners; A Self Study Reference and Practice Book (Ed. 1). Yogyakarta: Graha Ilmu.

Gaya MLA

Adhi, Yenni, Arif, Rahman;, Paramitha, Kusuma, Wardhani;, Sukmono, Bayu. "Advanced Grammar for EFL Learners; A Self Study Reference and Practice Book". Ed. 1 Yogyakarta: Graha Ilmu, 2022. Text.