Sloyer, Clifford W.
Addison-Wesley, 1970
Buku Teks
Hoover, Stewart V.
Addison-Wesley, 1990
Buku Teks
Zuckerman, Martin M.
John Wiley & Sons, 1980
Buku Teks
Carman, Robert A.
John Wiley & Sons, 1980
Buku Teks
edited by Rachel Brown-Chidsey, Kristina J. Andren
The Guilford Press, 2005
Buku Teks