APA (7th ed.) Citation

Busse, H. (1990). Bertold Spuler (1911-1990). Der Islam, 67(2), 199-205. doi:10.1515/islm.1990.67.2.199

Chicago Style (17th ed.) Citation

Busse, Heribert. "Bertold Spuler (1911-1990)." Der Islam 67, no. 2 (1990): 199-205, https://doi.org/10.1515/islm.1990.67.2.199.

MLA (8th ed.) Citation

Busse, Heribert. "Bertold Spuler (1911-1990)." Der Islam, vol. 67, no. 2, 1990, pp. 199-205, https://doi.org/10.1515/islm.1990.67.2.199.

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