BibTeX:
@incollection{AliKuliKhan1906,
  author = {Ali-Kuli Khan},
  title = {The Verse at the Shrine},
  booktitle = {Pilgrim Notes of Ali-Kuli Khan (1906)},
  year = {1906},
  publisher = {Bahá'í Library Online},
  url = {https://bahai-library.com/ali-khan_pilgrim-notes_1906},
}

APA:
Ali-Kuli Khan. (1906). The Verse at the Shrine. In *Pilgrim Notes of Ali-Kuli Khan (1906)*. Bahá'í Library Online.

MLA:
Ali-Kuli Khan. "The Verse at the Shrine." *Pilgrim Notes of Ali-Kuli Khan (1906)*, Bahá'í Library Online, 1906.

Chicago:
Ali-Kuli Khan. "The Verse at the Shrine." In *Pilgrim Notes of Ali-Kuli Khan (1906)*, Bahá'í Library Online, 1906.