00534cam a2200181 4500 612744528 TxAuBib 20141229120000.0 141229s2013||||||||||||||||||||||||eng|u 9780448462868 0448462869 TxAuBib O'Connor, Jim. What was the Battle of Gettysburg. New York, NY : Penguin Group, 2013. 105p. 20141229.