Barber, D. (1821). Catholic worship and piety: Explained and recommended, in sundry letters, to a very near friend, and others. E. De Krafft.
Chicago-referens (17:e uppl.)Barber, Daniel. Catholic Worship and Piety: Explained and Recommended, in Sundry Letters, to a Very Near Friend, and Others. Washington, D.C.: E. De Krafft, 1821.
MLA-referens (8:e uppl.)Barber, Daniel. Catholic Worship and Piety: Explained and Recommended, in Sundry Letters, to a Very Near Friend, and Others. E. De Krafft, 1821.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.