The two largest book distributors in the U.S., who have school library supply programs are:
http://www.btol.com/s_library.cfm
http://www.ingramlibrary.com/progserv/K12/default.asp
Betterworld is a supplier of used books at competitive rates
http://www.betterworld.com/List.aspx?Category_ID=17&
Books in a lending library can be categorized as:
non-fiction
fiction
mystery books
children’s books
reference books
For stocking a library you could get books from:
library book sale
used bookstore
thrift shops
Goodwill stores may have book lots
Websites like Powells connect different dealers and sellers and have books available at discounted rates.
Contact friends,relatives and others who wish to donate books.
Scrap shop
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