Sachan,Neeta.Singh Environment and health - New Delhi # Delhi B.R. Publishing Corporation # Ashish Publishing House 2013 # 1990 - xii,186 Hb 23cm Background to the problem of human environment ISBN: 978-93-5050-109-2 # 81-7024-337-8 Subjects--Facted Index Terms: Dewey Class. No.: 574.5