TY  - BOOK
AU  - Walkin, L.
TI  - The assessment of performance and competence: a handbook for teachers and trainers 
SN  - 0748711155
PY  - 1991///
CY  - Great Britain
PB  - Stanley Thornes
KW  - Occupational Training
KW  - Sears List of Subject Headings
N1  - Includes index
ER  -