APA-referens (7:e uppl.)
Hayford, W. J. (1992). The heart of praise: Daily ways to worship the Father with Psalms. Regal Books.
Chicago-referens (17:e uppl.)
Hayford, W. Jack. The Heart of Praise: Daily Ways to Worship the Father with Psalms. Ventura: Regal Books, 1992.
MLA-referens (9:e uppl.)
Hayford, W. Jack. The Heart of Praise: Daily Ways to Worship the Father with Psalms. Regal Books, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.