Gaya APA

Kahhar, J, S. (2016). Smart english daily conversation 3 in 1 (Cet. 1). Yogyakarta: CV. Solusi Distribusi.

Gaya MLA

Kahhar, Joko, S.. "Smart english daily conversation 3 in 1". Cet. 1 Yogyakarta: CV. Solusi Distribusi, 2016. Text.