APA (7th ed.) Citation

Quint, H. H. (1964). Main problems in American history. Dorsey Press.

Chicago Style (17th ed.) Citation

Quint, Howard H. Main Problems in American History. Homewood, Ill.: Dorsey Press, 1964.

MLA (8th ed.) Citation

Quint, Howard H. Main Problems in American History. Dorsey Press, 1964.