Harris, Harry
Gadjah Mada University Press, 1980
Buku Teks
Turnpenny, Peter D
Churchill livingstone Elsevier, 2007
Buku Teks SO
Tamarin, Robert H.
Wm.C. Brown , 1991
Buku Teks SO
Gardner, Eldon J.
John Wiley & Sons, 1984
Buku Teks SO
Wyandt, Herman E.
Springer, 2011
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