APA
Report on the census enumeration of the whole population on the nigh t of the 28th-29th March 1931, . (1931). . Zanzibar: Government of Zanzibar.
Chicago
Report on the census enumeration of the whole population on the nigh t of the 28th-29th March 1931, . 1931. . Zanzibar: Government of Zanzibar.
Harvard
Report on the census enumeration of the whole population on the nigh t of the 28th-29th March 1931, . (1931). . Zanzibar: Government of Zanzibar.
MLA
Report on the census enumeration of the whole population on the nigh t of the 28th-29th March 1931, . . Zanzibar: Government of Zanzibar. 1931.