You should probably choose just one.
Here the book and a really great Youtube channel I used to learn C# as a physics grad with a little bit of regular C and MATLAB experience and absolutely zero object oriented experience.
Fundamentals of Computer Programming with C#:
https://www.introprogramming.info/wp-content/uploads/2013/07/Books/CSharp/Fundamentals-of-Computer-Programming-with-CSharp-Nakov-eBook-v2013.pdfAnd the Youtube Channel:
https://www.youtube.com/user/JesseDietrichson/videosI think the Youtube channel is actually better.