Ecology
Subrahmanyam, N.S.
Ecology N.S. Subrahmanyam, A.V.S.S. Sambamurty. - New Delhi Narosa Publishing House 2000 - xix, 616p.: ill.; 23cm.
81 - 7319 - 289 - 8.
Ecology - Study And Teaching. Environmental Protection - Study And Teaching.
574.5 / S93E
Ecology N.S. Subrahmanyam, A.V.S.S. Sambamurty. - New Delhi Narosa Publishing House 2000 - xix, 616p.: ill.; 23cm.
81 - 7319 - 289 - 8.
Ecology - Study And Teaching. Environmental Protection - Study And Teaching.
574.5 / S93E