BOURSELLER, P. (2003). THE WORLD ALMANAC AND BOOK OF FACTS 2007. HARRY N. ABRAMS, INC PUBLISHERS.
Lua i Stíl Chicago (17ú heag.)BOURSELLER, PHILIPPE. THE WORLD ALMANAC AND BOOK OF FACTS 2007. NEW YORK: HARRY N. ABRAMS, INC PUBLISHERS, 2003.
Lua MLA (9ú heag.)BOURSELLER, PHILIPPE. THE WORLD ALMANAC AND BOOK OF FACTS 2007. HARRY N. ABRAMS, INC PUBLISHERS, 2003.
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