000 00610nam a2200169Ia 4500
008 241002s9999 xx 000 0 und d
020 _a9781564842640
040 _beng
082 _a371.33 R560 Ej.2
100 _aLeAnne Robinson, Abbie Brown, Timothy D. Green
245 0 _aSecurity vs. access : balancing safety and productivity in the digital school
264 _b2010
_cInternational Society for Technology in Education
300 _a132 páginas.
347 _aLibro
650 _a Baladodiffusion COMPUTERS Educational Software Internet en éducation Internet in education Podcasting
942 _cBK
999 _c1578
_d1578