@book{57747,
	author = {United States and Hall, Benjamin F. and United States},
	title = {Official opinions of the attorneys general of the United States},
	publisher = {U. S. Govt. print. off. [etc.]},
	year = {1852-},
	address = {Washington},
	note = {Vols. 1-24 have title: Official opinions of the attorneys general of the United States, advising the President and heads of departments, in relation to their official duties; and expounding the Constitution, subsisting treaties with foreign governments and with Indian tribes,and the public laws of the country.}
}