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Demographic information on Tropisch Africa
Lorimer, Frank, (1961)
Taking a population census in Tropical Africa
Owusu, D. J., (1968)
The availability of demographic data by regions in Tropical Africa
Walle, Etienne van de, (1968)
The demography of French-speaking territories covered by special sample inquiries, Upper Volta, Dahomey, Guinea, North Cameroon, and other areas
Brass, William I., (1968)
The use of existing data
Methods of analysis and estimation