Cita APA (7a ed.)

Portugal, F. H., & Cohen, J. S. (1977). A Century of DNA: A history of the discovery of the structure and function of the genetic substance. The MIT Press.

Cita Chicago Style (17a ed.)

Portugal, Franklin H., y Jack S. Cohen. A Century of DNA: A History of the Discovery of the Structure and Function of the Genetic Substance. Cambridge ; London: The MIT Press, 1977.

Cita MLA (9a ed.)

Portugal, Franklin H., y Jack S. Cohen. A Century of DNA: A History of the Discovery of the Structure and Function of the Genetic Substance. The MIT Press, 1977.