Baldwin, J. N., author
Butterworth Scientific, 1982
Buku Teks
Hohenstein, Louis, author
McGraw-Hill, 1980
Buku Teks
Hanley, T., author
DP Publications, 1993
Buku Teks
Givone, Donald D., author
McGraw-Hill, 1980
Buku Teks
Rao, Guthikonda V., author
Van Nostrand Reinhold, 1982
Buku Teks