Não informado. (1973). Solid wastes management. Institute of Solid Wastes Management.
Chicago-viite (17. p.)Não informado. Solid Wastes Management. London: Institute of Solid Wastes Management, 1973.
MLA-viite (8. p.)Não informado. Solid Wastes Management. Institute of Solid Wastes Management, 1973.
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