Infrastructure-energy,ports,roads,airports,railwaysetc

by

the link for ncert for transport is
https://docs.google.com/file/d/0B_FR6Jkv0z2cMmxHMUhtRlU1UzQ/edit?usp=sharing
MY NOTES

https://drive.google.com/folderview?id=0B_FR6Jkv0z2cbENsOVBHZHY3Y1U&usp=sharing

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