TY  - BOOK
AU  - Klenowski, Val
TI  - Developing  portfolios for learning and assessment: processes and  principles
SN  - 0 750 70987 1
U1  - 371.26 
PY  - 2002///
CY  - London
PB  - Routledge Falmer
KW  - Examinations and Tests
KW  - School Education
ER  -