Gillespie, David C., author
Longman, 2003
Buku Teks
Colander, David C., author
McGraw-Hill , 1998
Buku Teks
Colander, David C., author
McGraw-Hill, 2004
Buku Teks
Colander, David C., author
Irwin, 1993
Buku Teks
Gage, N. L.
Houghton Miffiln, 1988
Buku Teks