Buscar : Título Autor Tema Serie LC Dewey Número de llamada que comienza con: 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes > Consultar encabezamientos # School secretaries. 2 School secretaries -- Crimes against -- Fiction. 1 School secretaries -- Juvenile fiction. 1 School security officers -- SEE: School police. 1 School segregation -- SEE: Segregation in education. 35 School self-improvement programs -- SEE: School improvement programs 34 SEE: School improvement programs 34 School shootings. 119 SEE ALSO: Amish School Shooting (Nickel Mines, Pennsylvania : 2006) 5 SEE ALSO: Columbine High School Massacre (Littleton, Colorado : 1999) 12 SEE ALSO: Parkland Shooting (Parkland, Florida : 2018) 1 SEE ALSO: Sandy Hook Elementary School Massacre (Newtown, Connecticut : 2012) 6 SEE ALSO: Virginia Tech Shootings (Blacksburg, Virginia : 2007) 1 School shootings -- California -- Juvenile fiction. 1 School shootings -- California -- Oxnard -- Case studies. 1 School shootings -- Colorado 2 SEE ALSO narrower term: Columbine High School Massacre, Littleton, Colo., 1999 10 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes >