Codependent No More Workbook
Melody Beattie
The Philosophy of Mathematics Education
Paul Ernest
Truth and Meaning: An Introduction to the Philosophy of Language
Kenneth Taylor
Motivational Dynamics in Language Learning
Zoltán Dörnyei & Alastair Henry & Peter D. MacIntyre
The Schwarzschild Proton - Paper
Nassim Haramein
离散数学结构
B.·科尔曼 (美) & Bernard Kolman & Robert C. Busby