Qutubuddin, Ziaul Huq. The concept of bid'ah in Islam : in the light of the Quar'an and Sunnah / Ziaul Huq Qutubuddin, Salman Abdul Quanyyum. - Dhaka : Oshi Publications, c2007. - xv, 174 p. ; 22 cm. ISBN: 9843000000516 Subjects--Topical Terms: Islamic studies.Islamic theology.Islamic principles. Dewey Class. No.: 297.14