APA (7th ed.) Citation

Wood, R., & Graeff, A. D. (1942). The Pennsylvania Germans. Princeton university press.

Chicago Style (17th ed.) Citation

Wood, Ralph, and Arthur Dundore Graeff. The Pennsylvania Germans. Princeton, N.J.: Princeton university press, 1942.

MLA (9th ed.) Citation

Wood, Ralph, and Arthur Dundore Graeff. The Pennsylvania Germans. Princeton university press, 1942.