Guia, E. O. (1972). A comparative study of fertiliser distribution systems. Paris: Devepment Centre of the Organisation for Economic Co-operation and Development.
শিকাগো স্টাইলে সাইটেশনGuia, Eric O.de. A Comparative Study of Fertiliser Distribution Systems. Paris: Devepment Centre of the Organisation for Economic Co-operation and Development, 1972.
এমএলএ সাইটেশনGuia, Eric O.de. A Comparative Study of Fertiliser Distribution Systems. Paris: Devepment Centre of the Organisation for Economic Co-operation and Development, 1972.
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