BibTeX:
@incollection{OnbehalfofShoghiEffendi1982,
  author = {On behalf of Shoghi Effendi},
  title = {The Steps, Columns and Dome of Her Resting-Place},
  booktitle = {Bahíyyih Khánum},
  year = {1982},
  pages = {Part IV, no. 33},
  url = {https://www.gutenberg.org/cache/epub/19242/pg19242-images.html},
}

APA:
On behalf of Shoghi Effendi. (1982). The Steps, Columns and Dome of Her Resting-Place. In *Bahíyyih Khánum* (p. Part IV, no. 33).

MLA:
On behalf of Shoghi Effendi. "The Steps, Columns and Dome of Her Resting-Place." *Bahíyyih Khánum*, 1982, p. Part IV, no. 33.

Chicago:
On behalf of Shoghi Effendi. "The Steps, Columns and Dome of Her Resting-Place." In *Bahíyyih Khánum*, Part IV, no. 33. 1982.