Semarang IKIP Semarang Press 1995,
Buku Teks
Siahaan, Friska, author
Universitas Indonesia, 2011
UI - Tugas Akhir
Mas Wicaksono Santoso
2012
UI - Tesis (Open)
Lamm, Martin
Norwood Editions,, 1977
Buku Teks
Geissman, T.A., author
W.H. Freeman, 1968
Buku Teks