(A) Textbook of environmental studies/
Asthana, D. K.
(A) Textbook of environmental studies/ D. K. Asthana and Meera Asthana. - 2nd. ed. - New Delhi : S. Chand, 2012. - xvi, 397p. : 24x18 cm.
Includes glossary, bibliography and index
81-219-2764-1: Rs.200
ECOLOGY
574.5 / AST-ENV
(A) Textbook of environmental studies/ D. K. Asthana and Meera Asthana. - 2nd. ed. - New Delhi : S. Chand, 2012. - xvi, 397p. : 24x18 cm.
Includes glossary, bibliography and index
81-219-2764-1: Rs.200
ECOLOGY
574.5 / AST-ENV