TY  - GEN
AU  - Acaster, David
AU  - Ryan, Lawrie
AU  - Ratcliff, Brian
TI  - Chemistry 2 for OCR
SN  - 9780521746045
U1  - 540 
PY  - 2021///
CY  - Cambridge
PB  - Cambridge university press. 
N1  - bibliographical references and index
ER  -