. (2004). Inside NRC. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Inside NRC. New York: McGraw-Hill, 2004.
Lua MLA (8ú heag.)Inside NRC. McGraw-Hill, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
. (2004). Inside NRC. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Inside NRC. New York: McGraw-Hill, 2004.
Lua MLA (8ú heag.)Inside NRC. McGraw-Hill, 2004.