Trivedi, P. R.
Ecology & environment / P. R. Trivedi. - Nel Delhi : A P H, c 2004. - vi, 202 p. : ill. ; 23 cm
Includes index.
331 331
81-7648-532-2
Ecology --Environment.
304.2 / T73e
Ecology & environment / P. R. Trivedi. - Nel Delhi : A P H, c 2004. - vi, 202 p. : ill. ; 23 cm
Includes index.
331 331
81-7648-532-2
Ecology --Environment.
304.2 / T73e