How do I find the author for websites???

[Claire]

these are the sites I need to find the authors for:
http://www.ilga.gov/legislation/publicacts/fulltext.asp?Name=095-0017

http://www.ilga.gov/legislation/billstatus.asp?DocNum=0500&GAID=9&GA=95&DocTypeID= SB&LegID=28191&SessionID=51&SpecSess=

http://www.ilga.gov/commission/lis/98bill_law.pdf

http://illinois.gov/
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http://en.wikipedia.org/wiki/List_of_smoking_bans_in_the_United_States

http://www.lungusa.org/site/pp.asp?c=dvLUK9O0E&b=35422

http://www.tobaccoscam.ucsf.edu/Secondhand/Secondhand_lid.cfm

http://www.smokefreeworld.com/usa.shtml

http://www.cancer.gov/cancertopics/factsheet/Tobacco/ETS

[Rob P. A]

Most of these sites have Corporate/Government/Organization authors.

Wikipedia's author does not exist, for example, as it is a contribution based site, the citations for that would use WIkipedia as the author.

Same for the Illinois government and the tobacco websites.