TY  - BOOK
AU  - Mackean,D G
TI  - GCSE biology
SN  - 0719553024
U1  - 540 M154G 1995 
PY  - 1995///
CY  - London : 
PB  - John Murray, 
KW  - Biology -- Study and teaching (Secondary)
KW  - Study and teaching (Secondary) Great Britain
KW  - Great Britain. Biology
ER  -