Committee on Guidance for K-12 Education on Responding to Covid-19

Committee on Guidance for K-12 Education on Responding to Covid-19

Reopening K-12 Schools During the Covid-19 Pandemic

Autor National Academies of Sciences Engineering and Medicine et al.

8 noi 2020

Preț: 236^.64 lei 249^.09 lei

6-8 săpt.

-5%