Tibbetts, G. R. (1975): "Review: Donald R. Hill, The Book of Knowledge of Ingenious Mechanical Devices (Kitab fi ma'rifat al-hiyal alhandasiyya), by Ibn al-Razzaz al-Jazari", Bulletin of the School of Oriental and African Studies (University of London) 38 (1): 151–153 [152], doi:10.1017/S0041977X00047182
Hill, Donald Routledge (mai 1991): «Mechanical Engineering in the Medieval Near East» i: Scientific American, s. 64-69 (se også Donald Routledge Hill: Mechanical EngineeringArkivert 25. desember 2007 hos Wayback Machine.)
web.archive.org
Hill, Donald Routledge (mai 1991): «Mechanical Engineering in the Medieval Near East» i: Scientific American, s. 64-69 (se også Donald Routledge Hill: Mechanical EngineeringArkivert 25. desember 2007 hos Wayback Machine.)