28 September 2011. Retrieved 28 September 2011. ↑ About Muhammad Robert Heft ↑ Journey to Islam – Diary of a German Diplomat, by Murad Hoffman ↑ http://www.knud-holmboe.com/books/knud_biography.pdf ↑ A History of Arabic Literature, by Clément Huart, pg.311 ↑ Biography for Jermaine Jackson on IMDb ↑ "Putting a good glossy on the Muslim lifestyle," The Times ↑ Moynihan, Colin (20 July 2010).