O'Reilly, T. (2020). 21 Technologies for the 21st Century (Part 3: The Future Is Knocking). O'Reilly Media, Inc..
Cita Chicago Style (17a ed.)O'Reilly, Tim. 21 Technologies for the 21st Century (Part 3: The Future Is Knocking). [S.l.]: O'Reilly Media, Inc., 2020.
Cita MLA (8a ed.)O'Reilly, Tim. 21 Technologies for the 21st Century (Part 3: The Future Is Knocking). O'Reilly Media, Inc., 2020.
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