Luce, Gordon H.
J.J. Augustin , 1970
Buku Referensi
Luce, Gordon H., author
J.J. Augustin , 1969
Buku Referensi
Hall, D.G.E.
London, Hutahinson University Library, (1960)
Buku Teks
Hall, D.G.E., author
University of Pennsylvani Press, 1971
Buku Teks
Hall, D.G.E., author
Hutchinson's University Library, 1950
Buku Teks