Lumenta, Leonard G.N., author
2007
UI - Tesis Membership
Markus Gunawan, author
Fakultas Teknik Universitas Indonesia, 2008
UI - Skripsi Open
Irawati Bahar, author
Fakultas Psikologi Universitas Indonesia, 2006
UI - Tesis Membership
Shermon, Ganesh, author
McGraw-Hill, 2004
Buku Teks
Shermon, Ganesh, author
Tata McGraw-Hill , 2004
Buku Teks