Joan Robinson, editor
W.B. Saunders , 2001
Buku Teks
edited by Joann Grif Alspach
Saunders, 2006
Buku Teks
Chulay, Marianne, author
McGraw-Hill, 2006
Buku Teks
Olds, Sally B., author
Addison-Wesley Publishing , 1982
Buku Teks
edited by Joann Grif Alspach
W.B. Saunders, 1998
Buku Teks