There are many oilfield books in Kindle format (see in the screen capture). You can improve your skill by reading oilfield technical books.
Additionally, there are million kindle books in several topics.
Many people think that in order to read the kindle book they need some kinds of tablets as Kindle tablets, Ipad, Sumsung Galaxy Tab, etc. However, they can read the kindle books from the computers as well.
Firstly, you need to check the following links to download the Kindle reading program which is 100% Free.
Kindle for PC
Kindle for Mac
I select Kindle for PC because I use a Windows based computer.
Wait for few minutes for download to complete.
Secondly, find the downloaded program and install.
Once the installation is completed, you will see the screen like this.
If you have Amazon account, you can put you username and password then click register.
If you don’t have Amazon account, you need to create a new one.
Since I have the account, I can access my kindle account via the program.
Once the registration is completed, you can see the list of your kindle ebook like this.
Finally, you can enjoy reading the kindle books from your PC.