Hasan, Shahnoor Hygiene assessment in water and sanitation programs at urban slums / Shahnoor Hasan - Dhaka : North South University, c2007. - xxii, 7 p. : ill. ; 28 cm. ISBN: LCCN: Subjects--Topical Terms: Water supplyDeveloping countriesSanitation LC Class. No.: TD353 / .H37 2007