Hasanah, Umar Ubayd. 1935- Murājaʻat fī al-fikr wa-al-daʻwah wa-al-ḥarakah = مراجعات فى الفكر و الدعوة و الحركة / Umar Ubayd Hasanah. - 1st ed. - Herndon, Va. : International Institute of Islamic Thought, c 1991. - 127 p. ; 23 cm. - Issues of Islamic thought, no. 7. . Includes bibliographical references. 314 314 ISBN: 1-56564-004-7 LCCN: Subjects--Topical Terms: Islam--20th century. Dewey Class. No.: 297.272 / H344m