Delaney, David
Blackwell Publishing, 2005
Buku Teks
Jonas, Andrew E. G
Wiley-Blackwell, 2015
Buku Teks
Lebon, J. H. G.
Hutchinson University Library, 1969
Buku Teks
Barcus, Holly R.
Routledge, 2018
Buku Teks
Dicken, Samuel N.
Ginn and comp., 1970
Buku Teks