TY  - BOOK
AU  - "Ramsden, E.N."
TI  - Calculations for A level chemistry
SN  - 0748758399
U1  - 540 
PY  - 2001///
CY  - London
PB  - Stanley Thornes
N2  - The 4th edition of this popular and comprehensive guide provides thorough expert explanations, worked examples and plenty of practice in chemistry calculations
ER  -