BibTeX:
@incollection{Various,
  author = {Various},
  title = {Jim Loft and the Wave from the Train},
  booktitle = {Baha'i Stories for Children},
  url = {https://bahaistoriesforchildren.blogspot.com/2022/11/spirit-arrows.html},
}

APA:
Various. Jim Loft and the Wave from the Train. In *Baha'i Stories for Children*.

MLA:
Various. "Jim Loft and the Wave from the Train." *Baha'i Stories for Children*, n.d..

Chicago:
Various. "Jim Loft and the Wave from the Train." In *Baha'i Stories for Children*, n.d..