Benjamin Graham.
The Intelligent Investor: A Book of Practical Counsel.
A reprint of the 1973 Fourth Revised Edition with Notes and Commentary by Jason Zweig.
New York: Collins Business / HarperCollins Publishers, Inc., 2003.
Book information: Publisher; Google Books; Amazon.com; Wikipedia.
Also currently available is a reprint of the 1949 first edition with a Forward by John C. Bogle (2005): Google Books; Amazon.com.
Benjamin Graham, Wikipedia.