APA (7th ed.) Citation

Beer, G. L. (1958). The old colonial system, 1660-1754. P. Smith.

Chicago Style (17th ed.) Citation

Beer, George Louis. The Old Colonial System, 1660-1754. Gloucester, Mass: P. Smith, 1958.

MLA (9th ed.) Citation

Beer, George Louis. The Old Colonial System, 1660-1754. P. Smith, 1958.