Maimon, Elaine P.
McGraw-Hill , 2003
Buku Referensi
Maimon, Elaine P.
McGraw-Hill, 2002
Buku Teks
Heffernan, James A.W.
W.W. Norton & Company, 1986
Buku Teks
Dietsch, Betty Mattix
McGraw-Hill, 2003
Buku Teks
Levin, Gerald
Harcourt, Brace & World, 1966
Buku Teks