McHugh, Michael J. Exploring American history / [electronic resource] / by Michael J. McHugh, D.H. Montgomery.. — Arlington Heights, Ill. : : Christian Liberty Press,, 1992.. — 360 p. : : ill., maps ; 23 cm.
History--Study and teaching (Elementary)--United States. Social sciences--Study and teaching (Elementary)
United States--History--Study and teaching (Elementary)