Erber, Joan T., author
Wiley-Blackwell, 2013
Buku Teks
Cavanaugh, John C., author
Cengage Learning, cop, 2015
Buku Teks
Blitch, Ronald B. ; Coihen, Martin H. ; Gilass, William K. ; Hieart, Lormaine ; Noell, Euince ; Weismen, Gerald ; Cantor, Marwin J.
AIA Press, 1997
Buku Referensi
edited by James E. Birren, R. Bruce Sloane
Prentice-Hall, 1980
Buku Teks
by Priscilla Ebersole ... [et al.]
Elsevier, 2005
Buku Teks