Landau, S. E. (2021). People count: Contact-tracing apps and public health. The MIT Press.
Cita Chicago (17th ed.)Landau, Susan Eva. People Count: Contact-tracing Apps and Public Health. Cambridge, Massachusetts: The MIT Press, 2021.
Cita MLA (9th ed.)Landau, Susan Eva. People Count: Contact-tracing Apps and Public Health. The MIT Press, 2021.
Atenció: Aquestes cites poden no estar 100% correctes.