edited by Katherine A. Sloman, Rod W. Wilson, Sigal Balshine
Elsevier , 2006
Buku Teks
Eastman, Joseph T.
Academic Press, 1993
Buku Teks
Bone, Quentin
Taylor and Francis, 2008
Buku Teks
London Routledge 1998,
Buku Teks
Cambridge University Press, 1996
Buku Teks