BibTeX:
@incollection{Various,
  author = {Various},
  title = {Stanwood Cobb, the renowned educator, wrote, ‘This philosophy of joy},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/happiness},
}

APA:
Various. Stanwood Cobb, the renowned educator, wrote, ‘This philosophy of joy. In *bahaistories.com archive*.

MLA:
Various. "Stanwood Cobb, the renowned educator, wrote, ‘This philosophy of joy." *bahaistories.com archive*, n.d..

Chicago:
Various. "Stanwood Cobb, the renowned educator, wrote, ‘This philosophy of joy." In *bahaistories.com archive*, n.d..