APA (7th ed.) Citation

(2009). The Cambridge companion to the "Origin of species" (1. publ., reprint.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

The Cambridge Companion to the "Origin of Species". 1. publ., reprint. Cambridge [u.a.]: Cambridge Univ. Press, 2009.

MLA (9th ed.) Citation

The Cambridge Companion to the "Origin of Species". 1. publ., reprint. Cambridge Univ. Press, 2009.