@book{37080,
	author = {United States. and National Science Foundation (U.S.)},
	title = {Employment in professional mathematical work in industry and Government;},
	publisher = {For sale by the Superintendent of Documents, U.S. Govt. Print. Off.,},
	year = {1962]},
	address = {[Washington,},
	note = {"NSF-62-12."}
}