Brant, Irving
Bobbs-Merrill Company,Inc., 1953
Buku Teks
edited by Ernest K. Lindley
Beacon Press, 1963
Buku Teks
Albright, Madeleine
Marimax Books, 2003
Buku Teks
Hoban, Yvonne
McGraw-Hill, 1988
Buku Teks
Bredow, Miriam
Gregg Publishing, 1959
Buku Referensi