I just want to say you that read them many times till you would not understand them.Dont do any haste ,go slow understanding things word by word.I know in beggning it all happense but you should be persist to learn from these books.
I found a source on the internet which will teach you the exact thing....it is a little bit costly..but nothing is costlier then knowledge.This is the link reach you to your desire..
https://amzn.to/2KfZAF0
