[m]STUDIO → Musiknachweis: gemafreie Musik von https://www.frametraxx.de/info/kostenlose-gemafreie-musik.html
HOLYO → Musiknachweis: gemafreie Musik von https://www.frametraxx.de/info/kostenlose-gemafreie-musik.html; https://soundbible.com/1280-Click-On.html, Grafiknachweis: https://www.freepik.com/
MediaCom → Musiknachweis: gemafreie Musik von https://www.frametraxx.de/info/kostenlose-gemafreie-musik.html
HERE Technologies → Musiknachweis: gemafreie Musik von https://www.musicfox.com/info/kostenlose-gemafreie-musik.php
MKN  → Musiknachweis: gemafreie Musik von https://www.musicfox.com/info/kostenlose-gemafreie-musik.php
PowerPoint Chartpool → Bildnachweise: https://unsplash.com/photos/fBvYDrCeQBU, by Nate Foong, @hoehoeyay | https://unsplash.com/photos/wa2l5tW5ISE, by Mitch Nielsen, @mitchnielsen | https://unsplash.com/photos/_EqMEXqdE9M, by Ewa Stepkowska, @ewastepkowska | https://unsplash.com/photos/6dW3xyQvcYE, by Marten Bjork, @martenbjork | https://unsplash.com/photos/yyMJNPgQ-X8, by NordWood Themes, @nordwood | https://unsplash.com/photos/nMffL1zjbw4, by Brooke Lark, @brookelark | https://unsplash.com/photos/nZJBt4gQlKI, by NeONBRAND, @neonbrand | https://unsplash.com/photos/johE1fnnMxs, by Karine Germain, @lillooette | https://unsplash.com/photos/p5JVzahHku0, by Cristina Gottardi, @cristina_gottardi | https://unsplash.com/photos/BvUicqkaZZ0, by Kristian Seedorff, @seedorff | https://unsplash.com/photos/uXvUpHY5o_4, by Ales Me, @alesme | https://unsplash.com/photos/H0h_89iFsWs, by Ann Savchenko, @emulsio | https://unsplash.com/photos/_H6wpor9mjs, by Edward Cisneros, @everythingcaptured | https://unsplash.com/photos/dyaxQ-aoGWY, by Yoann Siloine, @siloine | https://unsplash.com/photos/nNe4HwY_iY0, by salvatore ventura, @salvoventura | https://unsplash.com/photos/TzHhZs0XAjM, by Artiom Vallat, @virussinside | https://unsplash.com/photos/8XddFc6NkBY, by Art Lasovsky, @artlasovsky. Musiknachweis: gemafreie Musik von https://www.frametraxx.de/info/kostenlose-gemafreie-musik.html