by E. Wainright Martin ... [and others]
Prentice-Hall, 1999
Buku Teks SO
Stebben, Gregg
Pocket Books, 1999
Buku Referensi
edited by Jessie Ee
McGraw-Hill, 2004
Buku Teks
edited by Richard H. Egdahl and Diana Chapman Walsh
Springer-Verlag, 1978
Buku Teks
Frieman, Barry B.
McGraw-Hill, 2001
Buku Teks SO