ebrary, Inc, Smith, C. H., & Beccaloni, G. (2008). Natural selection and beyond: The intellectual legacy of Alfred Russel Wallace. Oxford University Press.
Čikaški stil citiranja (17. izdanje)ebrary, Inc, Charles H. Smith, i George Beccaloni. Natural Selection and Beyond: The Intellectual Legacy of Alfred Russel Wallace. Oxford ; New York: Oxford University Press, 2008.
MLA način citiranja (9. izdanje)ebrary, Inc, et al. Natural Selection and Beyond: The Intellectual Legacy of Alfred Russel Wallace. Oxford University Press, 2008.
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