Norton, P. (2003). Peter Norton's essential concepts (5th ed.). Glencoe/McGraw-Hill.
Style de citation Chicago (17e éd.)Norton, Peter. Peter Norton's Essential Concepts. 5th ed. New York: Glencoe/McGraw-Hill, 2003.
Style de citation MLA (8e éd.)Norton, Peter. Peter Norton's Essential Concepts. 5th ed. Glencoe/McGraw-Hill, 2003.
Attention : ces citations peuvent ne pas être correctes à 100%.