Simple. Go to Wikipedia, create a username and password, sign in, go to the article, and click EDIT. Large articles are broken up into sections. Near the top of each section, on the right, is the word EDIT. If you click it, that section will appear in an edit window. If you wish to edit the main entry -- the first few paragraphs at the very top -- click the edit this pagetab.
There does not seem to be a Wikipedia entry on Joseph Luft. There is a Wikipedia entry on Judy Garland, the mother of Joseph Luft, and it mentions Joseph.
Wikipedia has an entry: Bibliography. It gives you the elements of a bibliography and how to organize it.
A Philippine senator. better read the wikipedia entry of her.
Yes. They are mollusks. Please see the wikipedia entry.
Ganesha or Ganipati. See wikipedia entry.
Yes, there is one in his Wikipedia entry.
Lewis Cass (see Wikipedia entry on Zachary Taylor)
See this entry at Wikipedia; http://en.wikipedia.org/wiki/Ahmed_Nadeem_Qasmi
Ann Davison. See entry in Wikipedia.
According to the Wikipedia entry, they sold off their Canadian stores in 1997.
Yevheniy Aleksandrovich Nikolayev-SimonovIt's actually on his wikipedia entry
http://www.sfweekly.com/2008-02-13/news/wikipedia-idiots-the-edit-wars-of-san-francisco/