TY  - BOOK
AU  - Walsh, Ed
TI  - AQA KS3 Science : teacher guide part 2 
SN  - 978-0-00-821586-6 0008215866
U1  - 500 WAL 
PY  - 2017///
CY  - London 
PB  -  HapperCollinsPublishers 
KW  - Science, study and teaching
ER  -