Wischnitzer, Saul
W.H. Freeman, 1972
Buku Teks SO
Young, Barbara; Lowe, James S.; Stevens, Alan; Heath, John W.
Elseiver Chruchill Livingstone, 2009
Buku Referensi
Young, Barbara
Elsevier, 2014
Buku Teks SO
Walker, Warren F.
Saunders College, 1986
Buku Referensi
Walker, Warren F.
W.B. Saunders, 1975
Buku Teks SO