Aritonang, Lamser Radoth H., author
Fakultas Psikologi Universitas Indonesia, 2006
UI - Tesis (Membership)
Miftah Thoha, author
RajaGrafindo Persada, 2007
Buku Teks
Davis, Keith, 1918-, author
Erlangga, 1996
Buku Teks
Ivancevich, John M., author
Erlangga, 2007
Buku Teks
Waworuntu, Bob, author
Yayasan Pustaka Obor Indonesia, 2016
Buku Teks