Theodore, M. K., & Theodore, L. (2010). Introduction to environmental management. CRC Press.
Lua i Stíl Chicago (17ú heag.)Theodore, Mary K., agus Louis Theodore. Introduction to Environmental Management. Boca Raton, Fla: CRC Press, 2010.
Lua MLA (9ú heag.)Theodore, Mary K., agus Louis Theodore. Introduction to Environmental Management. CRC Press, 2010.
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