Atkinson, Leslie D., author
Macmillan, 1985
Buku Teks
Karch, Amy M., author
J.B. Lippincott , 1989
Buku Teks
Torres, Gertrude
Practice-Hall , 1982
Buku Teks
Monica, Elaine L.
Addison-Wesley, 1979
Buku Teks
Ann Gera Yurick [and others]
Appleton-Century-Crofts, 1980
Buku Teks