Frederick E. Giesecke [and others]
Pearson education International, Prentice Hall, 2009
Buku Teks SO
Maguire, D.E. (Dennis E.)
Hodder & Stoughton, 1988
Buku Teks SO
Prentice-Hall, 1997
Buku Teks SO
Ching, Francis D.K., 1943-
Van Nostrand Reinhold, 1990
Buku Teks SO
Barsukov, P.
Mir Publishers, 1969
Buku Teks SO