BibTeX:
@incollection{Various,
  author = {Various},
  title = {No Special Compartment on the Train},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/selfless},
}

APA:
Various. No Special Compartment on the Train. In *bahaistories.com archive*.

MLA:
Various. "No Special Compartment on the Train." *bahaistories.com archive*, n.d..

Chicago:
Various. "No Special Compartment on the Train." In *bahaistories.com archive*, n.d..