Παραπομπή σε μορφή APA (7η εκδ.)

DIXON, D. Encyclopedia Of Science: The Earth Our Planet Its Land, Sea, and Air. Macmillan Publishing Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

DIXON, Dougal. Encyclopedia Of Science: The Earth Our Planet Its Land, Sea, and Air. Macmillan Publishing Company.

Παραπομπή σε μορφή MLA (8th εκδ.)

DIXON, Dougal. Encyclopedia Of Science: The Earth Our Planet Its Land, Sea, and Air. Macmillan Publishing Company.