APA (7th ed.) Citation

Ritter, H. (1929). Philologika. Der Islam, 18(1), 196-199. doi:10.1515/islm.1929.18.1.196

Chicago Style (17th ed.) Citation

Ritter, H. "Philologika." Der Islam 18, no. 1 (1929): 196-199, https://doi.org/10.1515/islm.1929.18.1.196.

MLA (8th ed.) Citation

Ritter, H. "Philologika." Der Islam, vol. 18, no. 1, 1929, pp. 196-199, https://doi.org/10.1515/islm.1929.18.1.196.