363.73946
M345P
           Markandey ,Dilip Kumar
               Prakriti prayavaran pardushan evam niyantran \ Dilip Kumar Pandey - New Delhi : A.P.H., 1999.
               587pg, - Vrihat kosh sharankhla .
                Paryavaran evam Pakshi

                ISBN: 81-7648-055-x

139987
                Subjects: PARYAVARAN; NATURE; ECOLOGY.