IRC:SP-93-2017 Guidelines on requirements for environmental clearance for road projects (First Revision)
Indian Roads Congress (IRC)
IRC:SP-93-2017 Guidelines on requirements for environmental clearance for road projects (First Revision) - New Delhi Indian Roads Congress (IRC) 2017 - iv,ii,50p.
600 / I.R.C.
IRC:SP-93-2017 Guidelines on requirements for environmental clearance for road projects (First Revision) - New Delhi Indian Roads Congress (IRC) 2017 - iv,ii,50p.
600 / I.R.C.