Gaya APA

Drewes, G. (1992). A note on Muhammad al-Samman, his writings, and 19thcentury Sammaniyya practices, chiefly in Batavia, accordingto written data. . : .

Gaya MLA

Drewes, G.W.J.. "A note on Muhammad al-Samman, his writings, and 19thcentury Sammaniyya practices, chiefly in Batavia, accordingto written data. ". : , 1992. Majalah.