Moral Development: A Guide to Piaget and Kohlberg
Ronald F. Duska & Mariellen Whelan
How to Solve It: A New Aspect of Mathematical Method
György Pólya
God Created the Integers: The Mathematical Breakthroughs That ...
Stephen Hawking
Intellectual Property: The Law of Trademarks, Copyrights, Patents, ...
Deborah E. Bouchoux
Beginning Mathematica and Wolfram for Data Science: Applications ...
Jalil Villalobos Alva
The Permanent Revolution & Results and Prospects
Leon Trotsky