Citace podle APA (7th ed.)
Kjekshus, H. (1977). Ecology control and economic development in East Africa history: The case of Tanganyika 1850-1950. Heinemann.
Citace podle Chicago (17th ed.)
Kjekshus, Helge. Ecology Control and Economic Development in East Africa History: The Case of Tanganyika 1850-1950. London: Heinemann, 1977.
Citace podle MLA (9th ed.)
Kjekshus, Helge. Ecology Control and Economic Development in East Africa History: The Case of Tanganyika 1850-1950. Heinemann, 1977.
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