Howell, Edward Beach
Amacom , 1996
Buku Teks
Djoko Prakoso, author
Bina Aksara, 1989
Buku Teks
Haugen, Edward B.
John Wiley & Sons, 1980
Buku Teks
Edyos Wyndu Saleppang Kila, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2011
UI - Tesis (Open)
Carnahan, Charles Wendell
The C.V. Mosby Company, 1955
Buku Teks