Here is a list of ebooks / books, to learn the essentials of the trade. It is best to read in the order as shown below.
Thanks to https://twitter.com/Beetcoin for giving us this list.
Alexandre Elder - The new business to live.
Book us: https://goo.gl/UtmFbF
Book in: https://goo.gl/kSNCtn
1.1) Alexandre Elder - The new trading for a Living Living Guide 2014 (live trading exercise, thanks to brykou for the part).
2.1) Van Tharp - Exchange your way to financial freedom
Book us: https://goo.gl/5WDjXP
Book in: https://goo.gl/oYqqoa
2.2) Edwin Lefevre - Reminiscences of a stockbroker / Memory of a speculator
Book us: https://goo.gl/zHoqkb
Book in: https://goo.gl/yLzfes
Schwager - Market Magicians / Market Magicians
Book us: https://goo.gl/U62oX1
Book in: https://goo.gl/nNdWkv
Peter Brandt - Journal of a commodity trader / Journal of a professional trader on commodities and Forex
Book us: https://goo.gl/4VXXZq
Book in: https://goo.gl/h1X9Rb
Van Tharp - Trading Beyond the Matrix.
Book us: https://goo.gl/rUkPcv
Nicolas Darvas - How I made 2,000,000 on the stock market
Book us: https://www.amazon.com/How-Made-000-Stock-Market/dp/1614271690
Revised version by Steve Burns
https://www.amazon.com/How-Made-000-Stock-Market/dp/1607964929
Richard L. Peterson - Trading on sentiment: the power of spirits in the markets.
Book us: https://www.amazon.com/Trading-Sentiment-Power-Markets-Finance/dp/1119122767
Feel free to offer books on the subject.