Gray, Henry, 1825-1861, author
Lea & Febiger, 1985
Buku Teks
Rebo International, 2005
Buku Teks
Patton, Kevin T.
Elsevier, 2010
Buku Referensi
McCalll, Richard P., author
Johns Hopkins University Press, 2010
Buku Teks
Vigué-Martín, author
Chartwell Books, 2013
Buku Referensi