Cita APA (7th ed.)

Moon, T. J., Otto, J. H., & Towle, A. (1960). Modern biology. Holt, Pinehart and Winston.

Cita Chicago (17th ed.)

Moon, Truman J., James H. Otto, i Albert Towle. Modern Biology. New York: Holt, Pinehart and Winston, 1960.

Cita MLA (9th ed.)

Moon, Truman J., et al. Modern Biology. Holt, Pinehart and Winston, 1960.

Atenció: Aquestes cites poden no estar 100% correctes.