BibTeX:
@incollection{Various,
  author = {Various},
  title = {Virtue and a Good Appetite},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/eating-disorders},
}

APA:
Various. Virtue and a Good Appetite. In *bahaistories.com archive*.

MLA:
Various. "Virtue and a Good Appetite." *bahaistories.com archive*, n.d..

Chicago:
Various. "Virtue and a Good Appetite." In *bahaistories.com archive*, n.d..