TY  - BOOK
AU  - Jena, S. K.
TI  - An Approach to Evironmental Studies For B. A., B. Com., B. Sc
U1  - 372.357 23
N1  - Unit- 1: Ecosystem and the Environment; Unit- 2: Natural Resources; Unit- 3: Biodiversity and its Conservation; Unit- 4: Environmental Pollution; Unit- 5: Human Population, social issues and the environment; Unit- 6 Field work; Unit- 7: Model Questiions-1; Unit- 8: Model Questions- 2; Unit- 9: Solved University Questions
N2  - a
ER  -