Lua APA (7ú heag.)

Norton, P. (2003). Peter Norton's essential concepts (5th ed.). Glencoe/McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Norton, Peter. Peter Norton's Essential Concepts. 5th ed. New York: Glencoe/McGraw-Hill, 2003.

Lua MLA (8ú heag.)

Norton, Peter. Peter Norton's Essential Concepts. 5th ed. Glencoe/McGraw-Hill, 2003.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.