BibTeX:
@incollection{Various,
  author = {Various},
  title = {When ‘Abdu’l-Bahá was first in Chicago it, was Spring and He was eager to go to the zoo},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/abdul-baha-animals},
}

APA:
Various. When ‘Abdu’l-Bahá was first in Chicago it, was Spring and He was eager to go to the zoo. In *bahaistories.com archive*.

MLA:
Various. "When ‘Abdu’l-Bahá was first in Chicago it, was Spring and He was eager to go to the zoo." *bahaistories.com archive*, n.d..

Chicago:
Various. "When ‘Abdu’l-Bahá was first in Chicago it, was Spring and He was eager to go to the zoo." In *bahaistories.com archive*, n.d..