Hanif,Muhammad Usman An Integrated Study for Waste to Energy Using Anaerobic Co-digestion and Pyrolysis from Various Biomass Resources/ Muhammad Usman Hanif - Islamabad; IESE (SCEE) NUST; 2016. - 111 p. HB. - PhD-Environmental Science . Subjects--Topical Terms: Environmental Science Dewey Class. No.: 200