@book{8487,
	author = {Clark, David. and Jackson, J. E.},
	title = {Plane and geodetic surveying /},
	publisher = {CBS Pub. & Dis.,},
	year = {1983.},
	address = {Delhi :},
	edition = {6th rev. and eng. ed. [1st Indian ed.]},
	note = {Volume Two titled ''Higher Surveying''}
}