APA (7th ed.) Citation

Niebuhr, H. R. (1946). The Doctrine of the Trinity and the Unity of the Church. Theology today, 3(3), 371-384. doi:10.1177/004057364600300309

Chicago Style (17th ed.) Citation

Niebuhr, Helmut Richard. "The Doctrine of the Trinity and the Unity of the Church." Theology Today 3, no. 3 (1946): 371-384, https://doi.org/10.1177/004057364600300309.

MLA (9th ed.) Citation

Niebuhr, Helmut Richard. "The Doctrine of the Trinity and the Unity of the Church." Theology Today, vol. 3, no. 3, 1946, pp. 371-384, https://doi.org/10.1177/004057364600300309.

Warning: These citations may not always be 100% accurate.