TY - BOOK AU - Soha Sayed Mohamed Mostafa, AU - Adel Saad EL-Hassanin AU - Bahgat EL-Sayed Ali TI - Utilization Of Biogas Technology In The Conservation Of Natural Resources In The African Developing Countries / PY - 1996/// KW - Natural Resources KW - African Developing N1 - Thesis (M.Sc.) -Cairo University,1996.; Bibliography: pages 175-201 ER -