@book{83461,
	author = {गुप्ता, डी.वी. (Gupta, D.V.)},
	title = {धरती सर्वेक्षण, भाग-1 (Land Surveying, Vol-1) },
	publisher = { Asian Publishers },
	year = {2011-2012},
	address = {Muzaffarnagar},
	edition = {1st}
}