APA (7th ed.) Citation

Masser, I., Gould, W. T. S., & Goddard, A. D. (1975). Inter-regional migration in tropical Africa. Institute of British Geographers.

Chicago Style (17th ed.) Citation

Masser, I., W. T. S. Gould, and A. D. Goddard. Inter-regional Migration in Tropical Africa. London: Institute of British Geographers, 1975.

MLA (9th ed.) Citation

Masser, I., et al. Inter-regional Migration in Tropical Africa. Institute of British Geographers, 1975.