M Elgitait , Y., Khalil , K. و Ezeddin M Abdallah , E. M. A. (2016) "STAFF PERCEPTION AND HOSPITAL PRACTICES TOWARDS RECYCLING OF THREE LIBYAN HOSPITALS", مجلة البحوث الأكاديمية, 6, ص 568–579. doi: 10.65540/jar.v6i.1206.