Hello and welcome to Wikipedia Thank you for your contributions so far I notice that you have been adding references to books Please make sure that you always include the relevant page numbers and publisher names as well as isbn numbers Thanks Here are a few important links for newcomers The five pillars of Wikipedia Wikipedia Reliable sources and Wikipedia CITE How to edit a page and How to develop articles Manual of Style and Writing better articles Editing by consensus working well with other Wikipedians If you d like some help with editing you can sign up at the new users log or ask me on If you need other help check out Wikipedia Questions post a question at the Help Desk or Please sign your messages on discussion pages using four tildes this will automatically insert your username and the date It is always wise to read the most recent entries at the bottom of the talk page of an existing article before making major changes to it Before I make a major change to an article I often make a proposal on the talk page to see if anyone minds Again welcome