Essentials of environmental science /
Dhaliwal, G.S.
Essentials of environmental science / G.S Dhaliwal and S.S Kukal. - New Delhi : Kalyani Publishers, c2016. - 369 p. : ill. ; 25 cm.
Includes bibliographical references and index.
9788127224723 (pbk.)
98903903
Environmental sciences.
GE5 / .A28 1997
628 / DHA
Essentials of environmental science / G.S Dhaliwal and S.S Kukal. - New Delhi : Kalyani Publishers, c2016. - 369 p. : ill. ; 25 cm.
Includes bibliographical references and index.
9788127224723 (pbk.)
98903903
Environmental sciences.
GE5 / .A28 1997
628 / DHA
