TY  - BOOK
AU  - Gravells,Ann
TI  - Principles and practices of quality assurance 
SN  - 978 1 473 97342 8
U1  - 374 941 GRA 
PY  - 2016///
CY  - London 
PB  -  Sage Publications
KW  - ADULT EDUCATION EVALUATION
ER  -