DENTON, D. (1994). Enviro-management How Smart Companies Turn Environmental Costs Into Profits D Keith Denton. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)DENTON, D.Keith. Enviro-management How Smart Companies Turn Environmental Costs Into Profits D Keith Denton. Prentice-Hall, 1994.
Lua MLA (8ú heag.)DENTON, D.Keith. Enviro-management How Smart Companies Turn Environmental Costs Into Profits D Keith Denton. Prentice-Hall, 1994.
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