Dobby, E.H.G. (Ernest Henry George), 1906-1981, author
University of London Press, 1958
Buku Teks
Dobby, E.H.G. (Ernest Henry George), 1906-1981, author
University of London Press, 1960
Buku Teks
Dobby, E.H.G. (Ernest Henry George), 1906-1981, author
John Wiley & Sons, 1950
Buku Teks
Dobby, E.H.G. (Ernest Henry George), 1906-1981, author
University of London Press, 1967
Buku Teks
Cornell University Press, 1993
Buku Teks