BibTeX:
@incollection{Various,
  author = {Various},
  title = {Mable Ives, after she married Howard Colby Ives (my father) became},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/gratitude},
}

APA:
Various. Mable Ives, after she married Howard Colby Ives (my father) became. In *bahaistories.com archive*.

MLA:
Various. "Mable Ives, after she married Howard Colby Ives (my father) became." *bahaistories.com archive*, n.d..

Chicago:
Various. "Mable Ives, after she married Howard Colby Ives (my father) became." In *bahaistories.com archive*, n.d..