National Technical Information Service. (1972). Application of modern technologies to international development. Agency for International Development.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNational Technical Information Service. Application of Modern Technologies to International Development. Washington: Agency for International Development, 1972.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNational Technical Information Service. Application of Modern Technologies to International Development. Agency for International Development, 1972.
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