Seifert, W. W., & Kamrany, N. M. (1974). A framework for evaluating long-term development strategies for the Sahel-Sudan area. Cambridge, Mass: Massachusetts Institute of Technology.
Παραπομπή Chicago StyleSeifert, William W., and Nake M. Kamrany. A Framework for Evaluating Long-term Development Strategies for the Sahel-Sudan Area. Cambridge, Mass: Massachusetts Institute of Technology, 1974.
Παραπομπή MLASeifert, William W., and Nake M. Kamrany. A Framework for Evaluating Long-term Development Strategies for the Sahel-Sudan Area. Cambridge, Mass: Massachusetts Institute of Technology, 1974.
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