00310nam a22001337a 450000500170000002000180001704100130003508200190004810000240006724500370009125000110012826000280013930000090016720250907035730.0  a9781784708283  aEnglish   a909.83bHAR-t   aHarari, Yuval Noah   a21 Lessons for the 21st Century   a1st ed  aLondon bVintage c2019  a417p