Astley,Neville and Baker, M. (2003). The Story of Prince George. Ladybird.
Lua i Stíl Chicago (17ú heag.)Astley,Neville and Baker, Mark. The Story of Prince George. london: Ladybird, 2003.
Lua MLA (8ú heag.)Astley,Neville and Baker, Mark. The Story of Prince George. Ladybird, 2003.
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