P.R. Trivedi

Environmental Biology - New Delhi Akashdeep Publishing House 1992 - 392p

P.R. Trivedi & Gurudeep Raj: Environmental Biology. New Delhi. Akashdeep Publishing House, 1992. 81-7158-232-X--(574.5TRI)


ENGLISH

81-7158-232-X

574.5 / TRI