Klein, Erica Levy, author
John Wiley & Sons, 1990
Buku Teks
Schwab, Victor O
Wilshire Book Company, 1962
Buku Teks
Sullivan, Luke, author
John Wiley & Sons, Inc., 2022
Buku Teks
Maslen, Andy, author
Marshall Cavendish, 2011
Buku Teks
Cash, Phyllis, author
Monarch Press, 1977
Buku Teks