Cita APA (7a ed.)

(2009). PYP L10 The Earth's Resources single (Pearson Baccalaureate PrimaryYears Programme). Heinemann.

Cita Chicago Style (17a ed.)

PYP L10 The Earth's Resources Single (Pearson Baccalaureate PrimaryYears Programme). Heinemann, 2009.

Cita MLA (9a ed.)

PYP L10 The Earth's Resources Single (Pearson Baccalaureate PrimaryYears Programme). Heinemann, 2009.

Precaución: Estas citas no son 100% exactas.