@book{60654,
	author = {Ely, Northcutt},
	title = {Summary of mining and petroleum laws of the world.},
	publisher = {U.S. Bureau of Mines; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.},
	year = {1970-[74]},
	series = {United States. Bureau of Mines. Information circular 8482, 8514, 8544, 8610, 8631},
	address = {Washington]},
	edition = {[Rev.}
}