APA (7th ed.) Citation

International African Institute & Jones, R. (1960). East Africa: General, ethnography, sociology, linguistics. [publisher not identified].

Chicago Style (17th ed.) Citation

International African Institute and Ruth Jones. East Africa: General, Ethnography, Sociology, Linguistics. London: [publisher not identified], 1960.

MLA (9th ed.) Citation

International African Institute and Ruth Jones. East Africa: General, Ethnography, Sociology, Linguistics. [publisher not identified], 1960.