JOel, Lucille A.
McGraw-Hill, 1999
Buku Teks
Deloughery, Grace L.
Mosby, 1977
Buku Teks
Chitty, Kay Kittrell, author
W.B. Saunders , 1997
Buku Teks
Leddy, Susan, author
J.B. Lippincott, 1993
Buku Teks
Clark, Mary Jo, author
Appleton & Lange, 1999
Buku Teks