<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?mwaka wa 2005, yeye mwandishi kitabu yake ya kwanza, al-waleed: billionaire businessman prince, iliyochapishwa na harper collins.  <response>: in 2005 he authored his first book: al-waleed: businessman billionaire prince, published by harper collins. 