TY  - BOOK
AU  - Angela M. O'Donnell; Gijsbert Erkens; Cindy E. Hmelo-Silver
TI  - Collaborative Learning, Reasoning, and Technology
SN  - 9780429238857
PB  - Taylor and Francis
UR  - http://www.taylorfrancis.com/books/9780429238857
ER  -