Mitchell, James K., author
John Wiley & Sons, 1976
Buku Teks
Craig, R.F. (Robert F.), author
Chapman & Hall , 1992
Buku Teks
Lambe, T. William, author
John Wiley & Sons, 1969
Buku Teks
Craig, R.F. (Robert F.), author
Van Nostrand Rheinhold, 1974
Buku Teks
Das, Braja M., author
McGraw-Hill, 1983
Buku Teks