Dyfyniad APA
Maynard Smith, J., & Szathmáry, E. (1997). The major transitions in evolution. Oxford University Press.
Dyfyniad Arddull Chicago
Maynard Smith, John, and Eörs Szathmáry. The Major Transitions in Evolution. Oxford ; New York: Oxford University Press, 1997.
Dyfyniad MLA
Maynard Smith, John, and Eörs Szathmáry. The Major Transitions in Evolution. Oxford University Press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.