Lua APA (7ú heag.)

Barbara Mitchelhill. (2009). PYP L3 Noah's Ark single (Pearson Baccalaureate PrimaryYears Programme). Heinemann.

Lua i Stíl Chicago (17ú heag.)

Barbara Mitchelhill. PYP L3 Noah's Ark Single (Pearson Baccalaureate PrimaryYears Programme). Heinemann, 2009.

Lua MLA (9ú heag.)

Barbara Mitchelhill. PYP L3 Noah's Ark Single (Pearson Baccalaureate PrimaryYears Programme). Heinemann, 2009.

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