'... based upon the water and air pollution study kits prepared by the Advisory Centre for Education (ACE), and the surveys which the "Sunday Times" sponsored around their use' - acknowledgements.
Bibliography: p.134-137. _ List of films: p.138-142. _ Includes index.
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The pollution handbook : the ACE - 'Sunday Times' clean air and water surveys by Richard Mabey. ISBN 0140811869. Published by Penguin Education in 1974. Publication and catalogue information, links to buy online and reader comments.
