Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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