@book{10511,
	author = {Davidson, James West.},
	title = {Primary Source Investigator},
	publisher = {McGraw-Hill,},
	year = {c2006.},
	address = {Boston :},
	edition = {4th ed.},
	note = {primary source investigator CD-ROM"--Cover.;
accompanying Nation of nations book;},
	url = {http://www.loc.gov/catdir/toc/fy0606/2005281143.html}
}