We have chosen a style which fits with the Harvard style in order to maintain consistency. Fit with the Harvard style. Cite enough information for the reader to locate the citation in the future. Occasionally, the URL for an electronic journal article may be excessively long as it will contain control codes. It is sufficient in such cases to just include enough of the URL to identify the site from where the journal came.
Many Web documents do give an author.
If not explicit you may find the information in the header of the HTML encoded text. Otherwise use the title as the main reference point as you would with any anonymous work. This is a grey area. You should cite the date the document was last updated if this is apparent or the date when you accessed it, if not. Underlined or Highlighted or in Italics but be consistent throughout the bibliography.