Davis, Robert H.
McGraw-Hill, 1974
Buku Teks
Domjan, Michael, author
Cengage Learning, 2015
Buku Teks
Powell, Russell A., 1950-, author
Wadsworth and Cengage Learning, 2013
Buku Teks
Omrod, Jeanne Ellis, author
Pearson Education, Inc., 2009
Buku Teks
Hilgard, Ernest R. (Ernest Ropiequet), 1904-2001, author
Prentice-Hall, 1975
Buku Teks