Casti, John L.
William Morrow , 2000
Buku Teks
Vasta, Ross, author
John Wiley & Sons, 1999
Buku Teks
editor-in-chief Richard M. Lenrner
New Jersey Wiley, 2015
Buku Referensi
editor-in-chief Richard M. Lenner
New Jersey Wiley, 2015
Buku Referensi
Miksic, John N., editor
Wira Mandala Pustaka, 1999
Buku Teks