Saunders, R. J., Warford, J. J., & Wellenius, B. (1983). Telecommunications and economic development. Published for the World Bank [by] the Johns Hopkins University Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Saunders, Robert J., Jeremy J. Warford, ба Bjorn Wellenius. Telecommunications and Economic Development. Baltimore: Published for the World Bank [by] the Johns Hopkins University Press, 1983.
MLA -ийн эшлэл (9 дэх хэвлэлт)Saunders, Robert J., et al. Telecommunications and Economic Development. Published for the World Bank [by] the Johns Hopkins University Press, 1983.
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