Cita APA

Burchfield, J. D. (1975). Lord Kelvin and the age of the earth. Science History Publications.

Citación estilo Chicago

Burchfield, Joe D. Lord Kelvin and the Age of the Earth. New York: Science History Publications, 1975.

Cita MLA

Burchfield, Joe D. Lord Kelvin and the Age of the Earth. Science History Publications, 1975.