TY  - BOOK
AU  - Walvroord,Barbara E.
AU  - Anderson,Virginia Johnson
TI  - Effective guarding: a tool for learning and assessment 
SN  - 9780787940300
AV  - LB2368  .W34 1998
PY  - 1998///
CY  - San Francissco
PB  - Jossey-Bass
KW  - Grading and marking (Students)
KW  - United States
KW  - College students
KW  - Rating of
KW  - Educational tests and measurements
ER  -