Gipson, Carolyn R., author
McGraw-Hill, 1994
Buku Referensi
Hordeski, Michael F.
McGraw-Hill, 1995
Buku Referensi
Hyde, Lee, author
McGraw-Hill, 1988
Buku Referensi
Markus, John, 1911-, author
McGraw-Hill, 1994
Buku Referensi
Minars, David, author
McGraw-Hill, 1994
Buku Referensi