APA (7e ed.) Bronvermelding

Walton Gary. (2010). History of the American Economy 11 ED (11th.). Cengage Learning.

Chicago (17e ed.) Bronvermelding

Walton Gary. History of the American Economy 11 ED. 11th. USA: Cengage Learning, 2010.

MLA (9e ed.) Bronvermelding

Walton Gary. History of the American Economy 11 ED. 11th. Cengage Learning, 2010.