Halliburton, W. D.
John Murray, 1935
Buku Referensi
Patton, Kevin T.
Mosby , 2000
Buku Referensi
Springer International Publishing, 2015
eBooks
McCorry, Laurie Kelly
CRC Press, Taylor & Francis Group, 2009
Buku Teks SO
Guyton, Arthur C.
Saunders Elsevier, 2006
Buku Teks SO