Meier, Peter C.
John Wiley & Sons, 1993
Buku Teks
Liteanu, Candin, author
Ellis Horwood, 1980
Buku Teks
Miller, James M., author
John Wiley & Sons, 1975
Buku Teks
Miller, James N., author
Pearson Prentice Hall, 2005
Buku Teks
Blom, Leendert
Joh Luuk, [date of publication not identified]
Buku Teks