Fossilization in Adult Second Language Acquisition
Zhaohong Han
Tracking Humans
V. L. McCann
Adventures in Group Theory: Rubik's Cube, Merlin's Machine, ...
David Joyner
The Oxford Encyclopedia of Children's Literature
Jack Zipes
Essays on the Theory of Numbers
Richard Dedekind
Dover Books on Mathematics (1)
Problem Solving in Mathematics, Grades 3-6: Powerful Strategies ...
Alfred S. Posamentier & Stephen Krulik