Mueller, Jerome F., author
McGraw-Hill, 1984
Buku Referensi
Bolton, W. (William), 1933-, author
Longman Scientific & Technical, 1992
Buku Teks
Green, D.C., author
Longman, 1992
Buku Teks
Smith, Ralph. J
John Wiley & Sons, 1992
Buku Teks
Traister, John E., author
McGraw-Hill, 1997
Buku Referensi