Macmillan/McGraw-Hill School Publishing. (2003). Macmillan/McGraw-Hill Social Studies. People and places. Macmillan/McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Macmillan/McGraw-Hill School Publishing. Macmillan/McGraw-Hill Social Studies. People and Places. New York: Macmillan/McGraw-Hill, 2003.
Lua MLA (8ú heag.)Macmillan/McGraw-Hill School Publishing. Macmillan/McGraw-Hill Social Studies. People and Places. Macmillan/McGraw-Hill, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.