Ellis, Janice Rider, author
Hoghton Mifflin, 1977
Buku Teks
Ellis, Janice Rider, author
J.B. Lippincott, 1994
Buku Teks
Blondis, Marion Besbitt, author
John Wiley & Sons, 1982
Buku Teks
Robinson, Lisa
W.B. Saunders , 1983
Buku Teks
Collins, Mattie, author
Mosby, 1983
Buku Teks