01073cam a2200277 4500 139941946 TxAuBib 20130625120000.0 110922s2012||||||||||||||||||||||||eng|u 2011038453 9781617833083 1617833088 (OCoLC)753628378 TxAuBib Gimpel, Diane Marczely. The Columbine shootings / by Diane Marczely Gimpel. Minneapolis, MN : ABDO Pub. Co., 2012. 112 p. : col. ill. ; 24 cm. Essential events Includes bibliographical references. Tragedy strikes an American high school -- The boys and the bombing -- April 20, 1999 -- Law enforcement responds -- Saying goodbye -- Back to school -- Aftermath -- Why? -- Effects of Columbine. 20130625. Columbine High School Massacre, Littleton, Colo., 1999 Juvenile literature. Essential events. TXTLL