Aagesen., Aage. “Essays on African Population. Edited by K. M. Barbour and R. M. Prothero. Routledge & Kegan Paul. London 1961. 336 s., 30 Kort. 14,5x22,5 Cm. 35 Sh”. Geografisk Tidsskrift - Danish Journal of Geography 61 (January 1, 1962). Accessed December 5, 2025. https://tidsskrift.dk/geografisktidsskrift/article/view/46731.