Britz, Galen
ASQ Quality Press, 1999
Buku Teks
Sahetapy, Triska Christy, author
Fakultas Psikologi Universitas Indonesia, 2017
UI - Tesis (Membership)
Herbert, Theodore T., author
Macmillan, 1976
Buku Teks
Hitt, Michael A., author
Salemba Empat, 2002
Buku Teks
Glucksmann, Miriam, author
Routledge, 2009
Buku Teks