Mayer, David Y.
Dellasta, 1988
Buku Teks
edited by Henry Mayer
F.W. Chesire, 1966
Buku Teks
edited by Henry Mayer and Helen Nelson
Cheshire, 1973
Buku Teks
Aitkin, Donald Alexander, author
Australian National University Press, 1982
Buku Teks
Edward Arnold, 1978
Buku Teks