Myers, Glenford J.
John Wiley & Sons, 1980
Buku Teks SO
Lee, Samuel C.
Prentice-Hall India, 1981
Buku Teks SO
Svoboda, Antonin
Garland STPM, 1979
Buku Teks
Lee, Samuel C.
Erlangga, 1994
Buku Teks SO
Hodges, David A.
McGrawHill Higher Education, 2004
Buku Teks