Lubis, Abdur-Razzaq. Raja Bilah and the Mandailings in Perak : 1875 - 1911 / Abdur-Razzaq Lubis, Khoo Salma Nasution. - Kula Lumpur : MBRAS, 2003. - 278 p. : ill. 30 cm. - Monographs of the Malaysian Branch, Royal Asiatic Society ; no. 35 . Bibliography: p. 266-276 ISBN: 9679948315 Subjects--Personal Names: Raja Bilah, 1834-1911 Subjects--Topical Terms: Mandailing (Indonesian people) Subjects--Geographic Terms: Perak--History--1875-1911 Dewey Class. No.: 959.5114 / LUB