BibTeX:
@incollection{JuliaMGrundy1907,
  author = {Julia M. Grundy},
  title = {He Loved Them All: 'Abdu'l-Bahá on Loving Difficult People},
  booktitle = {Ten Days in the Light of Akka},
  year = {1907},
  publisher = {Bahai Publishing Society},
  url = {https://bahai-library.com/grundy_ten_days_akka},
}

APA:
Julia M. Grundy. (1907). He Loved Them All: 'Abdu'l-Bahá on Loving Difficult People. In *Ten Days in the Light of Akka*. Bahai Publishing Society.

MLA:
Julia M. Grundy. "He Loved Them All: 'Abdu'l-Bahá on Loving Difficult People." *Ten Days in the Light of Akka*, Bahai Publishing Society, 1907.

Chicago:
Julia M. Grundy. "He Loved Them All: 'Abdu'l-Bahá on Loving Difficult People." In *Ten Days in the Light of Akka*, Bahai Publishing Society, 1907.