Ofek, H. (2001). Second nature: Economic origins of human evolution. Cambridge, U.K.,New York: Cambridge University Press.
Chicago Style aipamenaOfek, Haim. Second Nature: Economic Origins of Human Evolution. Cambridge, U.K.,New York: Cambridge University Press, 2001.
MLA aipamenaOfek, Haim. Second Nature: Economic Origins of Human Evolution. Cambridge, U.K.,New York: Cambridge University Press, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.