Lothers, John E.
Prentice-Hall, 1965
Buku Teks SO
McCormac, Jack C.
Harper and Row , 1981
Buku Teks SO
McCormac, Jack C.
Pearson Education, 2018
Buku Teks SO
Parker, Harry
John Wiley & Sons, 1983
Buku Teks SO
Smith, J.C.
John Wiley & Sons, [Date of publication not identified]
Buku Teks SO