JAJvIAC cUMAR elSA A$-$UMALf GJaamac Cumar eiise], 195.6.
T7CRIKH AS-SU~iAL FI 'L_cUSUR AL-WUSTA 1\IA 'L-tIADITH.
Cairo: MATBACAT AL-IMAM.260.Johnson, John William, 1969. 'A bibliography of the Somali
language and Literature', African Language Review,
8, pp. 279-297,.
, 1971. The Development of the Genre
Heello in Modern Somali Poetry. London: M. Phil Thesis,
University of London.
, 1973. 'Research in Somali Folklore',
Research in African Literatures, iv, 1, pp.5l-6l.
__________________ , 1974. Heellooy Heelleellooy: The
Development of the Genre Heello in Modern Somali Poetry.
Bloomington: Indiana University.Laurence, Margaret, 1954. A Tree of Poverty; Somali Poetry
and Prose. Nairobi: The Eagle Press, reprinted in 1971
by Irish University Press, Dublii.
__________ , 1963. The Prophet' 5 Camel Bell.
London: MacMillan and C~. Limited.
Lewis, I.M.; 1955. Peoples of the Horn of Africa: Somali,
Afar and Sah'c. London : International African Institute.195~-56!Sufism in Somaliland: A Study of Tribal
Islam', BSOAS,xvii, 3, pp.58l-602 and xviii, 1, pp.146-l60.
195.8. 'The Gadabuursi Somali Script', BSOAS,
XXI, 1, pOp .134-15"6.
--"---, 1959. 'The Names of God In Northern Somali! J
BSOAS, xxi"i. 1, pp .134-14:0.
------,196i. A Pastoral Democracy: A Study of
Pastoralism and Politics Amon~ ... ' the Northern Somali of the