Butt, Muhammad Younis Dr. Double Trouble / ڈبل ٹربل ڈاکٹر محمد یونس بٹ Dr. Muhammad Younis Butt - Lahore : Sang-e-Meel Publications, 2002. - 232 pages: hbk. 20 cm. ISBN: 9693513827 Subjects--Topical Terms: Urdu Essay Dewey Class. No.: 891.4394 / BUTT