Cita APA (7th ed.)

Dobinson, C. H. (1966). Earth and universe (2a. ed.). Longmans.

Cita Chicago (17th ed.)

Dobinson, Charles H. Earth and Universe. 2a. ed. Londres: Longmans, 1966.

Cita MLA (9th ed.)

Dobinson, Charles H. Earth and Universe. 2a. ed. Longmans, 1966.