TY  - BOOK
AU  - Martin, Sue
TI  - Take a look: observation and portfolio assesment in early childhood 
SN  - 0201588579
AV  - BF722 .M37 1994 
PY  - 1994///
CY  - Ontario
PB  - Addison Wesley publishers
KW  - Child development
N1  - Includes bibliography and index
ER  -