APA (7th ed.) Citation

Middleton, J., Tait, D., & Bohannan, L. (1958). Tribes without rulers: Studies in African segmentary systems. Routledge & Paul.

Chicago Style (17th ed.) Citation

Middleton, John, David Tait, and Laura Bohannan. Tribes Without Rulers: Studies in African Segmentary Systems. London: Routledge & Paul, 1958.

MLA (9th ed.) Citation

Middleton, John, et al. Tribes Without Rulers: Studies in African Segmentary Systems. Routledge & Paul, 1958.