Steinhaus, A., author
Mir, 1966
Buku Teks
Hetherington, John Aikman, 1907-, author
F.W. Cheshire, 1960
Buku Teks
Departemen of Information , 1960
Buku Teks
Armstrong, Michael, author
Kogan Page, 2001
Buku Teks
Armstrong, Michael, author
Kogan Page, 2001
Buku Teks