Norton, P. (2003). Peter Norton's essential concepts (5th ed.). Glencoe/McGraw-Hill.
Citación estilo ChicagoNorton, Peter. Peter Norton's Essential Concepts. 5th ed. New York: Glencoe/McGraw-Hill, 2003.
Cita MLANorton, Peter. Peter Norton's Essential Concepts. 5th ed. Glencoe/McGraw-Hill, 2003.
Warning: These citations may not always be 100% accurate.