Hall, Richard H., author
Prentice-Hall, 1991
Buku Teks
Mohrman, Susan Albers
Addison-Wesley, 1989
Buku Teks
Hartman, Edwin M.
Ballinger Publishing Company, 1988
Buku Teks
Intan Nurul Jadida, author
Fakultas Psikologi Universitas Indonesia, 2013
UI - Tesis (Membership)
Martina Mariko Nindar Novena, author
Fakultas Psikologi Universitas Indonesia, 2013
UI - Tesis (Membership)