Canoy, Reuben R., 1929- The quest for Mindanao independence / Reuben R. Canoy - Rev. ed. - Mindanao : Mindanao Post Post Pub. Co., 1989 - iii, 251 p. : ill., maps ; 22 cm. Subjects--Geographic Terms: Mindanao Island (Philippines)--History--Autonomy and independence movements