Astley,Neville and Baker, M. (2003). The Story of Prince George. Ladybird.
芝加哥风格引文Astley,Neville and Baker, Mark. The Story of Prince George. london: Ladybird, 2003.
MLA引文Astley,Neville and Baker, Mark. The Story of Prince George. Ladybird, 2003.
警告：这些引文格式不一定是100％准确.