APA-referens

Guell, R. C. (2003). Issues in economics today. McGraw-hill.

Chicago-stil citat

Guell, Robert C. Issues in Economics Today. McGraw-hill, 2003.

MLA-referens

Guell, Robert C. Issues in Economics Today. McGraw-hill, 2003.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.