OTHERS: INTERNET
29. Alios Richard Nykl: Hispano Arabic poetry, wikipedia 6/17/2013. 10:50am.
30. Doghlas Bullis: The journey of Ibn battuta [The longest hajj] Wikipedia, 5/17/2013am.
31. Arts history [Al-sahili] Wikipedia 5/17/2013 8:30am.
32. Study and research West African kingdoms 500-1590 -

33. Wikipedia, free encyclopedia 6/17/2013, 10:00am. 5/27/2013, 9:18pm.