BibTeX:
@incollection{Various,
  author = {Various},
  title = {The Master with the Immigrant Greengrocer},
  booktitle = {Baha'i Stories Blog},
  url = {https://bahaistories.blogspot.com/},
}

APA:
Various. The Master with the Immigrant Greengrocer. In *Baha'i Stories Blog*.

MLA:
Various. "The Master with the Immigrant Greengrocer." *Baha'i Stories Blog*, n.d..

Chicago:
Various. "The Master with the Immigrant Greengrocer." In *Baha'i Stories Blog*, n.d..