Griffiths, Percival, Sir, 1899-, author
Ernest Benn, 1958
Buku Teks
Griffiths, Percival, Sir, 1899-, author
Praeger, 1957
Buku Teks
Janet Marstine, editor
Blackwell Publishing, 2010
Buku Teks
Spear, Percival, author
University of Michigan Press, 1961
Buku Teks
Spear, Percival, author
The University of Michigan Press, 1961
Buku Teks