APA (7th ed.) Citation

Smith, L. B. (1971). This realm of England, 1399-1688 (2d ed.). D. C. Heath.

Chicago Style (17th ed.) Citation

Smith, Lacey Baldwin. This Realm of England, 1399-1688. 2d ed. Lexington, Mass.: D. C. Heath, 1971.

MLA (8th ed.) Citation

Smith, Lacey Baldwin. This Realm of England, 1399-1688. 2d ed. D. C. Heath, 1971.