BibTeX:
@incollection{LadyBlomfield1940,
  author = {Lady Blomfield},
  title = {Where, Where Is the Sun of Truth?},
  booktitle = {The Chosen Highway},
  year = {1940},
  publisher = {Bahá'í Publishing Trust},
}

APA:
Lady Blomfield. (1940). Where, Where Is the Sun of Truth?. In *The Chosen Highway*. Bahá'í Publishing Trust.

MLA:
Lady Blomfield. "Where, Where Is the Sun of Truth?." *The Chosen Highway*, Bahá'í Publishing Trust, 1940.

Chicago:
Lady Blomfield. "Where, Where Is the Sun of Truth?." In *The Chosen Highway*, Bahá'í Publishing Trust, 1940.