TY  - BOOK
AU  - Harris Helm,Judy
AU  - Katz,Lilian G.
TI  - Young investigators: the project approach in the early years
SN  - 9780807751534
U1  - 372.136 H478y 2011 
CY  - United States of America: Teachers college : Columbia University
KW  - Project method in education
ER  -