Butler, David
The Canberra model/ David Butler
National University, 1972
 Buku Teks
The League of Women Voters Education Fund
Choosing the president 1984: a complete guide to understanding the presidential election process / The league of women voters educetion fund
Nick Lyons Books, 1984
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Butler, David
The Study of Political behaviour / David Butler
Radius Book/ Hutchinson, 1970
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David Hakken
The cyberspace anthropology: a foreword / David Hakken
2004
 Artikel Jurnal
Butler, David
Marco Polo / David Butler and Keith Miles
Futura Publications, 1982
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