Perpustakaan UGM, i. (2005). Peran Quality Tools Dalam Upaya Peningkatan Kepuasan Konsumen Di Sektor Perhubungan = The Role of Quality Tools in Improving Customer Satisfaction on Transportation Sector. [Yogyakarta] : Universitas Gadjah Mada.
استشهاد بنمط شيكاغوPerpustakaan UGM, i-lib. Peran Quality Tools Dalam Upaya Peningkatan Kepuasan Konsumen Di Sektor Perhubungan = The Role of Quality Tools in Improving Customer Satisfaction On Transportation Sector. [Yogyakarta] : Universitas Gadjah Mada, 2005.
MLA استشهادPerpustakaan UGM, i-lib. Peran Quality Tools Dalam Upaya Peningkatan Kepuasan Konsumen Di Sektor Perhubungan = The Role of Quality Tools in Improving Customer Satisfaction On Transportation Sector. [Yogyakarta] : Universitas Gadjah Mada, 2005.