BibTeX:
@incollection{AbdulBah,
  author = {'Abdu'l-Bahá},
  title = {Except the House of God},
  booktitle = {Memorials of the Faithful},
}

APA:
'Abdu'l-Bahá. Except the House of God. In *Memorials of the Faithful*.

MLA:
'Abdu'l-Bahá. "Except the House of God." *Memorials of the Faithful*, n.d..

Chicago:
'Abdu'l-Bahá. "Except the House of God." In *Memorials of the Faithful*, n.d..