Wiley Periodicals, Inc, 2004
Majalah, Jurnal, Buletin
American Psychological Association, 2018
Majalah, Jurnal, Buletin
American Psychological Association, 2018
Majalah, Jurnal, Buletin
Manila : PACERS, 2007,
Majalah, Jurnal, Buletin
The British Psychological Society Univ Press, {s.a.}
Majalah, Jurnal, Buletin