Andrew, John.
Chemistry in focus / John Andrew, Paul Rispoli. - 2nd ed. - Hodder & Stoughton 1999.
9375
Chemistry - Problems, exercises, etc.
QA42 / And.
Chemistry in focus / John Andrew, Paul Rispoli. - 2nd ed. - Hodder & Stoughton 1999.
9375
Chemistry - Problems, exercises, etc.
QA42 / And.