Gaya APA

Haryono, P, D, P, B. (2016). How to Win Customer Through Customer Service with Heart (Edisi Pertama). Yogyakarta: C.V ANDI OFFSET.

Gaya MLA

Haryono, Prof., Dr., PM., Budi. "How to Win Customer Through Customer Service with Heart". Edisi Pertama Yogyakarta: C.V ANDI OFFSET, 2016. Text.