edited by Syney G. Davidson
Pergamon Press, 1981
Buku Teks
Wallace, Walter L.
Aldine Publishing Company, 1971
Buku Teks
edited by J.E. Burke
Pergamond Press, 1963
Buku Teks
Burke, J. E.
Pergamon Press, 1963
Buku Teks
Edited by Don Brothwell, Eric Higgs
Thames and Hudson, 1971
Buku Referensi