Gaya APA

Epstein, M, J. (2008). Making Sustainability Work Best Practices Inmanaging AND measuring Corprate Social,Environmental And Ecpnomic Impacts . USA: Greenleaf.

Gaya MLA

Epstein, Marc, J.. "Making Sustainability Work Best Practices Inmanaging AND measuring Corprate Social,Environmental And Ecpnomic Impacts". USA: Greenleaf, 2008. Text.