Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.