TY  - BOOK
AU  - Jacobs Heidi Hayes 
TI  - Curriculum 21: Essential education for a changing world 
SN  - 978141609407
AV  - LB 2806.15 .C8 2010 
PY  - 2010///
CY  - Alexandria , Virginia USA
PB  - ASCD
KW  - Curriculum 21
ER  -