APA (7th ed.) Citation

Zwemer, S. M. (1919). Supernational Because Supernatural. The Muslim world, 9(1), 4-6. doi:10.1111/j.1478-1913.1919.tb01744.x

Chicago Style (17th ed.) Citation

Zwemer, Samuel M. "Supernational Because Supernatural." The Muslim World 9, no. 1 (1919): 4-6, https://doi.org/10.1111/j.1478-1913.1919.tb01744.x.

MLA (9th ed.) Citation

Zwemer, Samuel M. "Supernational Because Supernatural." The Muslim World, vol. 9, no. 1, 1919, pp. 4-6, https://doi.org/10.1111/j.1478-1913.1919.tb01744.x.