A handbook of the Swahili language :
as spoken at Zanzibar /
edited for the Universities' mission to Central Africa, by the late Edward Steere.

APA Citation

Steere, E., Madan, A. C. (Arthur Cornwallis)., Madan, A. C. (Arthur Cornwallis). (1884). A handbook of the Swahili language: as spoken at Zanzibar. 3rd ed., rev. and enl. / London: Society for Promoting Christian Knowledge.

MLA Citation

Steere, Edward, 1828-1882, A. C. (Arthur Cornwallis) Madan, and A. C. (Arthur Cornwallis) Madan. A Handbook of the Swahili Language: As Spoken At Zanzibar. 3rd ed., rev. and enl. / London: Society for Promoting Christian Knowledge, 1884.

Warning: These citations may not always be complete (especially for serials).