Talk:City of Dublin Steam Packet Company

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I do not know how the reference can be recognised. 85.230.200.58 (talk) 16:20, 7 October 2010 (UTC).I am erasing this note.

I added a reference to the Harcourt paper, but I do not understand why there appear to be four different types of Reference: 1.Reference in the text, 2. Reference from numbers in the text. 3. "Footnotes". 4. References at the end of the article. —Preceding unsigned comment added by 85.230.200.58 (talk) 17:53, 7 October 2010 (UTC)