Demonstration of harvard-style referencing.[1]
Another fact referencing the exact same page number.[1]
A fact referenced to a different page in the same book.[2]
In this example, notice that the two references labelled [1] both link to the same short entry in references, and that all 3 of the short entries in the references, when clicked, will highlight the associated bibliography entry.
For a further example of the style, see Marco Polo - or, indeed, most featured articles. Chzz ► 01:35, 23 March 2010 (UTC)