Cita APA (7th ed.)

Dott, R. H., Jr, & Prothere, D. R. (1994). Evolution of the earth. McGraw-Hill, Inc.

Cita Chicago (17th ed.)

Dott, Robert H., Jr, i Donald R. Prothere. Evolution of the Earth. New York: McGraw-Hill, Inc, 1994.

Cita MLA (9th ed.)

Dott, Robert H., Jr, i Donald R. Prothere. Evolution of the Earth. McGraw-Hill, Inc, 1994.