Ali Khan,Jamshed Mixed Esters From High Free Fatty Acids Waster Cooking Oil Using A Heterogeneous Column System Jamshed Ali Khan - Islamabad IESE (SCEE) NUST 2014. - 41 p. HB. - MS Environmental Engineering . Thesis MS EE Subjects--Topical Terms: Environmental Engineering LC Class. No.: 628 ALI Dewey Class. No.: 628 ALI