Gregory, Robert J., author
Pearson/Allyn and Bacon, 2007
Buku Teks
Miller, Roger LeRoy, author
McGraw-Hill Kogakusha , 1978
Buku Teks
Miller, Roger LeRoy, author
McGraw-Hill , c.1986
Buku Teks
John Pearse.
Wiley Balckwell, 2015
Buku Teks
Azy Barak, editor
Cambridge University Press, 2008
Buku Teks