APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.