Henrickson, Charles, author
McGraw Hil , 2011
Buku Teks
Brady, James E., author
John Wiley & Sons, 1981
Buku Teks
Silberberg, Martin S., author
McGraw-Hill, 2000
Buku Teks
by Horace D. Crockford [and others]
John Wiley & Sons, 1975
Buku Teks
Woods, A.E., author
The Avi Publishing, 1977
Buku Teks