Fundamentals of environmental science /
Dhaliwal, G. S.
Fundamentals of environmental science / G. S. Dhaliwal, G. S. Sangha, P. K. Ralhan. - New Delhi : Chennai : Kalyani publishers, 2000. - 364 p. : ill. ; 21 cm.
includes bibliographical references and index.
8176635359
Fundamentals of environmental science.
Water quality.
Soils--Quality.
577.55 DHA
Fundamentals of environmental science / G. S. Dhaliwal, G. S. Sangha, P. K. Ralhan. - New Delhi : Chennai : Kalyani publishers, 2000. - 364 p. : ill. ; 21 cm.
includes bibliographical references and index.
8176635359
Fundamentals of environmental science.
Water quality.
Soils--Quality.
577.55 DHA