01265oam 2200373Ka 450 991069247610332120040226141643.0(CKB)5470000002352681(OCoLC)54490879ocm54490879(OCoLC)995470000002352681(EXLCZ)99547000000235268120040226d1999 ua 0spatxtrdacontentcrdamediacrrdacarrierLos fundamentos de la seguridad escolar[electronic resource] =The fundamentals of school security /Joan GaustadEugene, OR :ERIC Clearinghouse on Educational Management,[1999]ERIC digest ;no. 132Title from title screen (viewed on Feb. 26, 2004).Fundamentos de la seguridad escolar SchoolsSecurity measuresSchool violencePreventionSchoolsSecurity measures.School violencePrevention.Gaustad Joan1380780ERIC Clearinghouse on Educational Management.GPOGPOBOOK9910692476103321Los fundamentos de la seguridad escolar3422827UNINA