Gaya APA

Soenarno, A., Cholil, M. (2014). COMPLAIN TOPEDIA : The Art of Complaint Handling (Ed.1). yogyakarta: Andi.

Gaya MLA

Soenarno, Adi., Cholil, Mohammad. "COMPLAIN TOPEDIA : The Art of Complaint Handling". Ed.1 yogyakarta: Andi, 2014. Text.