SUMANTRI. (1997). Akhlak tasawuf bag. 1: Buku pegangan kuliah. FAI-UMS.
芝加哥风格引文SUMANTRI. Akhlak Tasawuf Bag. 1: Buku Pegangan Kuliah. Surakarta: FAI-UMS, 1997.
MLA引文SUMANTRI. Akhlak Tasawuf Bag. 1: Buku Pegangan Kuliah. FAI-UMS, 1997.
警告：这些引文格式不一定是100％准确.