Environmental studies
Patil, T. M.
Environmental studies T. M. Patil - 5th edition - New Delhi : Himalaya Publishing House, 2003. - 274p. ill. ; 23 cm.
Public health
Sanitation and environmental comfort
Environment as the basis of commercial activities Human resources Environmental issues and movements
614.7
Environmental studies T. M. Patil - 5th edition - New Delhi : Himalaya Publishing House, 2003. - 274p. ill. ; 23 cm.
Public health
Sanitation and environmental comfort
Environment as the basis of commercial activities Human resources Environmental issues and movements
614.7