Gaya APA
II, J, P. (1998).
Catechism approved and promulgated. Apostolic letter of PopeJohn Paul II (August 15, 1997). .
:
.
Gaya MLA
II, John, Paul.
"Catechism approved and promulgated. Apostolic letter of PopeJohn Paul II (August 15, 1997). ".
:
,
1998.
Majalah.