BibTeX:
@incollection{Various,
  author = {Various},
  title = {One day in September 1912 ‘Abdu’l-Bahá left Chicago for Kenosha},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/protection},
}

APA:
Various. One day in September 1912 ‘Abdu’l-Bahá left Chicago for Kenosha. In *bahaistories.com archive*.

MLA:
Various. "One day in September 1912 ‘Abdu’l-Bahá left Chicago for Kenosha." *bahaistories.com archive*, n.d..

Chicago:
Various. "One day in September 1912 ‘Abdu’l-Bahá left Chicago for Kenosha." In *bahaistories.com archive*, n.d..