Abdulla, Muhammed Said 1918-1991. Siri ya sifuri / - Dar es Salaam : East African Pub. House, 1974. - 121 p . : 19 cm. LCCN: 75980020 Subjects--Topical Terms: Riwaya LC Class. No.: PL8704.A36 / S5 Dewey Class. No.: S/F