Pallett, E.H.J.
Pitman, 1976
Buku Teks SO
Casamassa, Jack V
McGraw-Hill, 1965
Buku Teks SO
Janis, Richard R.
Pearson-Prentice-Hall, 2009
Buku Teks SO
by Roger C. Dugan, Mark F. McGranaghan, Surya Santoso, and H. Wayne Beaty
McGraw-Hill, 2012
Buku Teks SO
Gray, C.B.
Longman Scientific & Technical, 1989
Buku Teks