BibTeX:
@incollection{Various,
  author = {Various},
  title = {A gift from Africa for the beloved Guardian},
  booktitle = {Baha'i Stories Blog},
  url = {https://bahaistories.blogspot.com/2015/03/a-gift-from-africa-for-beloved-guardian.html},
}

APA:
Various. A gift from Africa for the beloved Guardian. In *Baha'i Stories Blog*.

MLA:
Various. "A gift from Africa for the beloved Guardian." *Baha'i Stories Blog*, n.d..

Chicago:
Various. "A gift from Africa for the beloved Guardian." In *Baha'i Stories Blog*, n.d..