Rosdahl, Caroline Bunker
Lippincott, 1999
Buku Teks
Smith, Sandra F. (Sandra Fucci)
Appleton & lange , 1996
Buku Teks
Ellis, Janice Rider
J.B. Lippincott , 1992
Buku Teks
Lindeman, Carol A.
WB Sounders company , 1999
Buku Teks
Lindeman, Carol A.
W.B. Saunders, 1999
Buku Teks