Here is where you can buy Visual Studio .NET Professional.
You will need to prove your are a student to get the academic price.
Academic SuperStore Price: $89.95
MicroMasterOnLine Price: $95.
You can get the Framework SDK for free from Microsoft. It is a 137 MByte download. Here is how. Click on GotDotNET site. Then click on .NET Downloads, then .NET Framework SDK. Although the SDK is free it is not a friendly way to program .NET applications.
If you are planning to buy books. Use this site BestWebBuys to compare prices. It works best with ISBN. You can also use Author and book titles in the search engine to locate and compare books.
The following sites have a lot of good information on C#. You can find complete programs,
some with source code, tutorials, articles, reviews etc. These are places to check if someone has
posted the solution to a problem you are working on. Remember these are sites for professional
programmers so may be overwhelming to beginners. You can also post a problem and if you are
lucky someone may respond.
GotDotNET This is a Microsoft supported site for C#.
MSDN This is a Microsoft's site for
software developers.
C SharpCorner Has C# code.
C SharpToday Wrox Press C# site.
CodeProject Includes C#.
CodeGuru Includes C#.
Remember there is a lot of information on the web. You find and interesting site let me know. I will be glad to add it to the list.