ENCYCLOPEDIA BRITANICA IND. (1970). THE YOUNG CHILDREN ENC. VOL 3. ENCYCLOPEDIA BRITANICA IND.
Lua i Stíl Chicago (17ú heag.)ENCYCLOPEDIA BRITANICA IND. THE YOUNG CHILDREN ENC. VOL 3. U.S.A: ENCYCLOPEDIA BRITANICA IND, 1970.
Lua MLA (9ú heag.)ENCYCLOPEDIA BRITANICA IND. THE YOUNG CHILDREN ENC. VOL 3. ENCYCLOPEDIA BRITANICA IND, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.