Reference books are often an excellent starting place for finding a topic or background information on your topic. These books are located in the Reference Collection on the 2nd floor. They may not be checked out, but you can make photcopies from the books. Listed below are some Reference books that might be useful as you begin your research on sustainability. Ask at the Reference Desk if you need assistance with locating the books. Some are available online in the Library's ebook collection. If you are off campus, you will need to login to get to the ebooks.