edited by Susann Ragsdale
McGraw-Hill, 1992
Buku Teks SO
Dahl, O.J.
Academic Press, 1972
Buku Teks SO
Iverson, Kenneth E.
John Wiley & Sons, 1962
Buku Teks SO
Morgan, Carroll, 1952-
Prentice-Hall, 1994
Buku Teks SO
Donovan, John J.
McGraw-Hill, 1972
Buku Teks SO