The Nature of work : advances in psychological theory, methods, and practice
edited by Kevin Ford, John R. Hollenbeck, Ann Marie Ryan
American Psychological Association,
 Buku Teks
Hulin, Charles L.
Item response theory : application to psychological measurement
Dow Jones-Irwin, 1983
 Buku Teks
Cohen, Ronald Jay
Psychological testing and assessment : an introduction to tests and measurement
McGraw-Hill, 2005
 Buku Teks
Psychological assessment
American Psychological Association, 1997
 Majalah, Jurnal, Buletin
Psychological Review
American Psychological Association, Inc.,, 2002
 Majalah, Jurnal, Buletin