Frazier, Margaret Schell, author
Elsevier/Saunders, 2013
Buku Teks
Mulvihill, Mary Lou, author
Prentice-Hall, 2001
Buku Teks
Mulvihill, Mary Lou, author
Appletton & lange , 1991
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Fleisher, Lee A, author
Elsevier Saunder, 2012
Buku Teks
Wright, William F. (William Floyd), author
Demos, 2013
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