TY - GEN AU - Jones, Allan. TI - Practical skills in environmental science SN - 058232873 AV - GE70 .P73 2000 PY - 2000/// CY - [s.l.] : PB - Prentice Hall KW - Environmental sciences -- Methodology KW - Environmental sciences -- Experiments -- Methodology N1 - Includes bibliographical references and index ER -