Rosenberg, Vivian M.
Random House, 1989
Buku Teks
McCrimmon, James W.
Houghton Mifflin, 1984
Buku Teks
Lerner, Marcia
Random House, 2001
Buku Teks
Flower, Linda
Hancourt Brace Jovanovich, 1981
Buku Teks
Bailey, Edward P.
Charles E. Merrill, 1984
Buku Teks