Weisz, Paul B., author
McGraw-Hill, 1977
Buku Teks
Levy, Charles K.
Appleton-Century-Crofts, 1973
Buku Teks
Mader, Sylvia S., author
McGraw-Hill , 1998
Buku Teks
Case, James F., author
Macmillan, 1979
Buku Teks
Ritchie, Donald D., author
Addison-Wesley, 1983
Buku Teks