Bucher, Linda, author
W.B. Saunders , 1999
Buku Teks
edited by Joann Grif Alspach
Saunders, 2006
Buku Teks
Chulay, Marianne, author
McGraw-Hill, 2006
Buku Teks
edited by Joann Grif Alspach
W.B. Saunders, 1998
Buku Teks
Melander, Sheila, author
Saunders, 2004
Buku Teks