TY  - BOOK
AU  - Parsons, Richard
TI  - GCSE additional science aqa complete revision & practice. 
SN  - 978 1 8476 2868 8
U1  - 507 6 PAR 
PY  - 2012///
CY  - [Place of publication not identified] 
PB  -  Coordination Group Public
KW  - SCIENCE EXAMINATIONS STUDY GUIDES
ER  -