Gofar Bain, author
Djambatan, 2001
Buku Teks
Tampubolon, Tulus T. H., author
Ghalia Indonesia, 2004
Buku Teks
Amir M.S., author
PPM, 2000
Buku Teks
B. Anggia Maria R., author
Universitas Indonesia, 2006
UI - Tesis (Membership)
Tambunan, Tulus, author
LP3ES, 2000
Buku Teks