Schucller, Wolfgang
Prentice-Hall, 1996
Buku Teks
Frederick S. Merritt and Jonathan T. Ricketts, editor
McGraw-Hill, Inc, 1994
Buku Referensi
Ambrose, James E.
John Wiley & Sons, 1995
Buku Referensi
Ambrose, James E.
John Wiley & Sons, c1979
Buku Teks SO
Ambrose, James E.
John Wiley & Sons, c1981
Buku Teks SO