TY  - BOOK
AU  - Yussen, Steven R. 
AU  - Dillon, Deborah R.
ED  - AERA.
TI  - Educational researcher (Vol. 41, No. 5): an official journal of the American Educational Research Association 
U1  - INTJR 
PY  - 2012///
CY  - America
PB  - AERA, Sage
KW  - Learning trajectory
KW  - Theory of teaching
N1  - Includes bibliographical references; Vol. 41, No. 5

ER  -