Bruce E. Onofrey, Leonid Skorin Jr., Nicky R. Holdeman, editor
Lippincott Williams Wilkins, 2011
Buku Teks SO
Hicks, Carolyn M.
Elsevier , 2009
Buku Teks
edited by Francis T. Durso
John Wiley & Sons, 1999
Buku Teks
Blevins, Robert D.
Van Nostrand Reinhold, 1984
Buku Referensi
Eric C. Guyer, editor-in-chief; David L. Brownell, associate editor
McGraw-Hill, 1988
Buku Referensi