Montgomery, Rex, author
Mosby, 1990
Buku Teks
Solso, Robert L., 1933-, author
Boston, 2002
Buku Teks
Weiss, Leonard W., author
McGraw-Hill , 1982
Buku Teks
Henn, Stephen K., author
Wiley, 2009
Buku Teks
editors, Robert S. Feder, Christopher J. Rapuano
Lippincott Williams & Wilkins, 2007
Buku Referensi