TY - DATA AU - Jaclyn Schildkraut-Glenn W. Muschert TI - Columbine, 20 Years Later and Beyond SN - 9781440862526 PB - Praeger KW - Criminology KW - Columbine High School Massacre, Littleton, Colo.,,School violence--Prevention.--United States,School violence--United States,Schools--Safety measures.--United States KW - SOCIAL SCIENCE UR - https://search.ebscohost.com/login.aspx?direct=true&db=e000xww&site=ehost-live&scope=site&AN=1996418 ER -