Gammage, Allen Z., author
McGraw-Hill, 1974
Buku Teks
Creasia, Joan L., author
Mosby, Elsevier, 2007
Buku Teks
Drinker, Henry S.
Columbia University Press, 1965
Buku Teks
Regoli, Robert M., author
Jones and Bartlett Publishers, 2010
Buku Teks
Davis, Frederick T, author
Cambridge University Press, 2019
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