The book for 

adding knowledge and skill 

I think that you gonna be like this article and this is an article about the book and adding knowledge and skill and I think that you should be reading many book for making your knowledge would be more adding and by reading the book your ability as the investor would be upgrade and please contact the expert about this matter and I hoping it could be usefull for many internet user especially for investor . (e-stock )

Sincerely 

Arief R