Tiwari, Rajendra. Keyboard Shortcuts and System Commands for Popular Programs. TurboFuture, 22 Dec. 2017, https://turbofuture.com/computers/keyboard-shortcut-keys.
“Colorful Keyboard.” Best Buy, https://www.bestbuy.com/site/corsair-k55-wired-gaming-membrane-keyboard-with-rgb-backlighting-black/5707081.p?skuId=5707081.
“Shows Where ‘Ctrl’ and ‘T’ Is on a Keyboard.” 13 Time-Saving Computer Life Hacks We Wish We Learned Sooner, https://usviralhub.com/13-time-saving-computer-life-hacks-we-wish-we-learned-sooner/.
“Shows Where ‘Tab’ and ‘Ctrl’ Is on a Keyboard.” How to Switch Tabs in Chrome, https://www.wikihow.com/Switch-Tabs-in-Chrome.
“Shows a Way of Switching between Different Applications.” Tuesday Tip: Alt Tab – The Fastest Way to Switch between Open Windows, https://network1consulting.com/tuesday-tip-alt-tab-the-fastest-way-to-switch-between-open-windows/.
“Gives Information about What Ctrl Z Does.” Ctrl Z, https://u.osu.edu/5226sp17/2017/02/01/ctrl-z/.
“Shows Where ‘Ctrl’ and ‘A’ Is.” How to Use Keyboard Shortcuts, https://www.wikihow.com/Use-Keyboard-Shortcuts.
“Shows What a Keyboard Looks like and Gives Information about It .” What Is a Keyboard?, https://www.computerhope.com/jargon/k/keyboard.htm.