REFERENCES Ashton, E. O. Swahili Grammar: Including intonation. Longman House. Essex 1947. ISBN 0-582-62701-X. Chiraghdin, Shihabuddin and Mathias Mnyampala. Historia ya Kiswahili. Oxford University Press. Eastern Africa. 1977. ISBN 0-19-572367-8 Contini-Morava, Ellen. Noun Classification in Swahili. 1994. Marshad, Hassan A. Kiswahili au Kiingereza (Nchini Kenya). Jomo Kenyatta Foundation. Nairobi 1993. ISBN 9966-22-098-4.