00552cam a2200181 4500 337206266 TxAuBib 20120910120000.0 120910s2013||||||||||||||||||||||||eng|u 9781614732488 1614732485 TxAuBib StJohn, Amanda. How an e-Book Works / Amanda StJohn; illustrated by Bob Ostrom. Mankato, MN : Child's World, 2013. 24 pages. 20120910.