ALFANDI, W. (2001). Epistemologi geografi. Gadjah Mada University Press.
芝加哥风格引文ALFANDI, Widoyo. Epistemologi Geografi. Yogyakarta: Gadjah Mada University Press, 2001.
MLA引文ALFANDI, Widoyo. Epistemologi Geografi. Gadjah Mada University Press, 2001.
警告：这些引文格式不一定是100％准确.