Landau, Susan <br/><br/>
People count: contact-tracing apps and public health 

 - 1st 
 - Cambridge  The MIT Press  2021 
 - xiv, 165 p. 
<br/><br/><label>ISBN: </label>9780262045711 
<br/><br/><label>Dewey Class. No.: </label>362.1  / LAN.S