Modden, David
New York, Twayne, 1964
Buku Teks
Carson, Neil
Macmillan, 1982
Buku Teks SO
Ronald D. Miller, Lars I. Eriksson, Cohen Neal H., Lee A, Fleisher, Jeanine P. Wiener-Kronish, William L. Young, editors
PA : Churchill Livingstone/Elsevier, 2015
Buku Teks SO
Miller, Arthur R.
New American Library, 1982
Buku Teks SO
Morris, Desmond
McGraw-Hill , 1969
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