Romer, David, author
McGraw-Hill , 1996
Buku Teks
Fischer, Stanley, author
McGraw-Hill, 1988
Buku Teks
Crouch, Robert L.
Harcourt Brace Jovanovich , 1972
Buku Teks
Colander, David C., author
McGraw-Hill , 1998
Buku Teks
Wachtel, Paul, author
McGraw-Hill , 1989
Buku Teks