Abdi Sheik-Abdi Divine madness : Mohamed Abdulle Hassan / by Abdi Sheik-Abdi . - London : Zed books, 1993New Jersey : Zed books, 1993 . - X-226p. : Ill., couv. ill. en coul. ; 22Cm. Bibliogr. Index Universal Decimal Class. No.: 967.7