APA-referens

Kassel, K. (2014). The Thinking Executive’s Guide to Sustainability. Business Expert Press.

Chicago-stil citat

Kassel, Kerul. The Thinking Executive’s Guide to Sustainability. Business Expert Press, 2014.

MLA-referens

Kassel, Kerul. The Thinking Executive’s Guide to Sustainability. Business Expert Press, 2014.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.