Melok Roro Kinanthi, author
2007
UI - Tesis (Membership)
edited by Janet Davidson, Robert J. Sternberg
Cambridge university , 2003
Buku Teks
Robertson, S. Ian, author
Psychology Press, 2001
Buku Teks
by Arvid R. Eide ... [and others]
McGraw-Hill, 2012
Buku Teks
Fogler, H. Scott, author
Prentice-Hall, 2014
Buku Teks