APA (7th ed.) Citation

Hull, W. I. (1937). William Penn: A topical biography. Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Hull, William Isaac. William Penn: A Topical Biography. London [u.a.]: Oxford Univ. Press, 1937.

MLA (9th ed.) Citation

Hull, William Isaac. William Penn: A Topical Biography. Oxford Univ. Press, 1937.