BibTeX:
@incollection{Various,
  author = {Various},
  title = {During one or two of those summers early in Shoghi Effendi's ministry he told…},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/simple-life},
}

APA:
Various. During one or two of those summers early in Shoghi Effendi's ministry he told…. In *bahaistories.com archive*.

MLA:
Various. "During one or two of those summers early in Shoghi Effendi's ministry he told…." *bahaistories.com archive*, n.d..

Chicago:
Various. "During one or two of those summers early in Shoghi Effendi's ministry he told…." In *bahaistories.com archive*, n.d..