Gaya APA

SAPUTRA, A, D., PRIYANTO, S. (2015). Complaint handling system in railway transportation mode case study : . Jakarta: Badan Penelit & Pengemb Perhubungan.

Gaya MLA

SAPUTRA, Abadi, Dwi., PRIYANTO, Sigit. "Complaint handling system in railway transportation mode case study :". Jakarta: Badan Penelit & Pengemb Perhubungan, 2015. Artikel.