00556nam a22001817a 4500 186277 186277 20220221125724.0 ENG-131710 9788194878360 424.00 EN-115242 DBAD 363.7 Sudhakar, B. Environmental Science/ B. Sudhakar Hyderabad Spectrum Competitive Series 2021 # 326/C, Level-2, Surneni Nilayam Near B K Guda Park, S R Nagar Hyderabad 500038 xvi, 360p. 24cm(pbk) ddc EN 363.7 SUD 0 0 0 0 NFIC L L 2022-02-21 DBAD/PUB 424.00 5 3 363.7 SUD EN-115242 2025-06-30 00:00:00 2025-05-26 1 424.00 EN