freesoundslibrary.com, 2018, (Car Passing By Sound), available online: https://www.freesoundslibrary.com/car-passing-by-sound/ [Accessed online 13/05/21]
freesoundslibrary.com, 2021 (Car Start Up Sound Effect), available online: https://www.freesoundslibrary.com/car-start-up-sound-effect/ [Accessed online 13/05/21]
freesoundslibrary.com, 2017, (Car Engine Tuning and Leaving), available online: https://www.freesoundslibrary.com/car-engine-tuning-and-leaving/ [Accessed online 13/05/21]
freesoundslibrary.com, 2018, (Keyboard Typing Sound), available online: https://www.freesoundslibrary.com/keyboard-typing-sound/ [Accessed online 13/05/21]
freesoundslibrary.com, 2020, (Morning Birds Song), available online: https://www.freesoundslibrary.com/morning-birds-song/ [Accessed online 13/05/21]
freesoundslibrary.com, 2020, (Tap Water Sound), available online: https://www.freesoundslibrary.com/tap-water-sound/ [Accessed online 13/05/21]
freesoundslibrary.com, 2020, (Walking on Ground Sound Effect), available online: https://www.freesoundslibrary.com/walking-on-ground-sound-effect/ [Accessed online 13/05/21]
freesoundslibrary.com, 2018, (Walking on a Wooden Floor Sound), available online: https://www.freesoundslibrary.com/walking-on-a-wooden-floor-sound/ [Accessed online 13/05/21]