David A. Santos
 
David A. Santos (late) held a PhD from the University of Michigan and was an instructor at the Community College of Philadelphia.
 
Books by David A. Santos :
 
180 pages, 8" x 10",
E-Book: 978 1 937585 34 1
Price: $39.95
Published: March 2016 
 

Paperback & CD-ROM: 978 1 937585 22 8
Price: $39.95
Published: March 2016 
 

 
An Introduction
450 pages, 7" x 9",
Hardback: 978 1 936420 28 5
Price: $79.95
Published: January 2015 
 

E-Book: 978 1 942270 25 6
Price: $39.95
Published: July 2015