Encyclopedia of new media
Sage Publications, 2003
Buku Teks
The new encyclopedia of world geography
foreword by Emrys Jones
Octopus Books, 1978
Buku Referensi
The New Encyclopedia Britannica : propedia
Encyclopedia Britannica, 1983
Buku Referensi
The New Encyclopedia Britannica : volume 2
Encyclopedia Britannica, 1983
Buku Referensi
The New Encyclopedia Britannica : volume 3
Encyclopedia Britannica, 1983
Buku Referensi