APA
Ashton E. O., . (1944). Swahili grammar. London: Longmans, Green.
Chicago
Ashton E O, . 1944. Swahili grammar. London: Longmans, Green.
Harvard
Ashton E. O., . (1944). Swahili grammar. London: Longmans, Green.
MLA
Ashton E O, . Swahili grammar. London: Longmans, Green. 1944.