, J., & , P. I. S. P. (2009). Integrated ticketing system: : Case study of Jabodetabek and Varmlandstrafik AB. [Yogyakarta] : Universitas Gadjah Mada.
Chicago Style Citation, JOICE, and Prof. Ir. Sigit Priyanto. Integrated Ticketing System: : Case Study of Jabodetabek and Varmlandstrafik AB. [Yogyakarta] : Universitas Gadjah Mada, 2009.
MLA引文, JOICE, and Prof. Ir. Sigit Priyanto. Integrated Ticketing System: : Case Study of Jabodetabek and Varmlandstrafik AB. [Yogyakarta] : Universitas Gadjah Mada, 2009.
警告：這些引文格式不一定是100％准確.