Ferguson, John C.
Scammon Lectures, 1918
Buku Teks
Fyzee, Asaf A.A.
Oxford University Press, 1960
Buku Teks
Junwei, fu
Wolters Kluwer, 2011
Buku Teks
Turner, J.W. Cecil
At The University Press, 1952
Buku Teks
Mechem, Floyd
Callaghan & Company, 1952
Buku Teks