APA (7th ed.) Citation

Langton, S., & Major, K. (1950). Acta Stephani Langton Cantuariensis archiepiscopi: A. D. 1207 - 1228. Univ. Press.

Chicago Style (17th ed.) Citation

Langton, Stephen, and Kathleen Major. Acta Stephani Langton Cantuariensis Archiepiscopi: A. D. 1207 - 1228. Oxford: Univ. Press, 1950.

MLA (9th ed.) Citation

Langton, Stephen, and Kathleen Major. Acta Stephani Langton Cantuariensis Archiepiscopi: A. D. 1207 - 1228. Univ. Press, 1950.