Ryan, Lawrie.
New chemistry for you / Lawrie Ryan. - Revised ed. for all GCSE examinations. - Cheltenham : Nelson Thornes, 2006. - 400 p.: col. ill. ; 25 cm.
Includes index.
9780748783236 0748783237
Chemistry.
Chemistry--Problems, exercises, etc.
540 / RYA
New chemistry for you / Lawrie Ryan. - Revised ed. for all GCSE examinations. - Cheltenham : Nelson Thornes, 2006. - 400 p.: col. ill. ; 25 cm.
Includes index.
9780748783236 0748783237
Chemistry.
Chemistry--Problems, exercises, etc.
540 / RYA