A handbook of the Swahili language,
as spoken at Zanzibar.
Edited ... by ... Edward Steere ... revised and enlarged by A.C. Madan ...

APA Citation

Steere, E. (1894). A handbook of the Swahili language: as spoken at Zanzibar. 4. ed. London.

MLA Citation

Steere, Edward, 1828-1882. A Handbook of the Swahili Language: As Spoken At Zanzibar. 4. ed. London, 1894.

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