BibTeX:
@incollection{Various,
  author = {Various},
  title = {Shoghi Effendi's First Anatomy Lesson},
  booktitle = {Baha'i Stories Blog},
  url = {https://bahaistories.blogspot.com/2012/12/this-is-not-ordinary-child-verily-this.html},
}

APA:
Various. Shoghi Effendi's First Anatomy Lesson. In *Baha'i Stories Blog*.

MLA:
Various. "Shoghi Effendi's First Anatomy Lesson." *Baha'i Stories Blog*, n.d..

Chicago:
Various. "Shoghi Effendi's First Anatomy Lesson." In *Baha'i Stories Blog*, n.d..