Berthoff, R. T. (1971). An unsettled people: Social order and disorder in American history ([1st ed.].). Harper & Row.

Berthoff, Rowland Tappan. An Unsettled People: Social Order and Disorder in American History. [1st ed.]. New York: Harper & Row, 1971.

Berthoff, Rowland Tappan. An Unsettled People: Social Order and Disorder in American History. [1st ed.]. Harper & Row, 1971.