(1982). Changing Design. John Wiley.
Lua i Stíl Chicago (17ú heag.)Changing Design. John Wiley, 1982.
Lua MLA (8ú heag.)Changing Design. John Wiley, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)