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An African survey : a study of problems arising in Africa south of the Sahara
Hailey, William Malcolm Hailey, (1957)
Africa : a study in tropical development
Stamp, Laurence Dudley, (1972)
Regional perspectives on labour and employment
Bass, Hans H., (1997)
Stochastic models for time series with applications in marketing
Morrison, Donald George, (1965)
The practice and explanation of couns d'etat : measurement or artifact
Morrison, Donald George, (1976)
Understanding black Africa : data and analysis of social change and nation building
Morrison, Donald G., (1989)