UPA'P18 UG/22858 UG/22859 UG/22860 UG/22861 UG/22862 UG/22864 UG/22865 UG/22866 UG/22867 UG/22863 Upadhyaya, J.J. R. Environmental law / J.J. R. Upadhyaya. – 5th ed. – Prayagraj (Allahabad) : Central Law Agency, 2018 (reprint 2021) xxxix, 530 p. ISBN9384852849 : Rs.480/- . Environmental law |