APA (7th ed.) Citation

Brennan, L. A. (1970). American dawn: A new model of American prehistory. Macmillan.

Chicago Style (17th ed.) Citation

Brennan, Louis A. American Dawn: A New Model of American Prehistory. [New York]: Macmillan, 1970.

MLA (9th ed.) Citation

Brennan, Louis A. American Dawn: A New Model of American Prehistory. Macmillan, 1970.