Ferguson, John Henry.
Elements of American Government / John H. Ferguson, Dean E. McHenry. - 9th ed. - New York : McGraw-Hill, 1970. - 606 p. : ill. (part col.), col. maps.
United States--Politics and government--Handbooks, manuals, etc.
Elements of American Government / John H. Ferguson, Dean E. McHenry. - 9th ed. - New York : McGraw-Hill, 1970. - 606 p. : ill. (part col.), col. maps.
United States--Politics and government--Handbooks, manuals, etc.