Mehreen Khan Evaluating The Effect Of Overnight Stagnation On The Microbial Quality Of Drinking Water Mehreen Khan - Islamabad IESE (SCEE) NUST 2014. - 71 p HB. - MS Environmental Science . Thesis MS ES Subjects--Topical Terms: Environmental Science LC Class. No.: 363.7 MEH Dewey Class. No.: 363.7 MEH