Cita APA

Walker, J. C. G., & Walker, J. C. G. (1977). Evolution of the atmosphere. New York, New York: Macmillan.

Citación estilo Chicago

Walker, James Callan Gray, y James Callan Gray Walker. Evolution of the Atmosphere. New York, New York: Macmillan, 1977.

Cita MLA

Walker, James Callan Gray, y James Callan Gray Walker. Evolution of the Atmosphere. New York, New York: Macmillan, 1977.