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PwC. (May 11, 2015). Number of connected devices worldwide in 2014 and 2020, by device (in millions) [Graph]. In Statista. Retrieved June 22, 2021, from https://www.statista.com/statistics/512650/worldwide-connected-devices-amount/
PwC. "Number of connected devices worldwide in 2014 and 2020, by device (in millions)." Chart. May 11, 2015. Statista. Accessed June 22, 2021. https://www.statista.com/statistics/512650/worldwide-connected-devices-amount/
PwC. (2015). Number of connected devices worldwide in 2014 and 2020, by device (in millions). Statista. Statista Inc.. Accessed: June 22, 2021. https://www.statista.com/statistics/512650/worldwide-connected-devices-amount/
PwC. "Number of Connected Devices Worldwide in 2014 and 2020, by Device (in Millions)." Statista, Statista Inc., 11 May 2015, https://www.statista.com/statistics/512650/worldwide-connected-devices-amount/
PwC, Number of connected devices worldwide in 2014 and 2020, by device (in millions) Statista, https://www.statista.com/statistics/512650/worldwide-connected-devices-amount/ (last visited June 22, 2021)
