Page, James Daniel
Tata McGraw-Hill, 1994
Buku Teks
Halgin, Richard P.
Harcourt Brace Jovanovich College, 1993
Buku Teks
Barlow, David H.
Connecticut Cengage Learning, 2015
Buku Teks
Comer, Ronald J.
W.H. Freeman, 1998
Multimedia
Nolen-Hoeksema, Susan
McGraw-Hill, 2007
Multimedia