APA-referens (7:e uppl.)

Paul VI, P. (2016). Gravissimum educationis [declaration on christian education on 28 October 1965]. Boletin Eclesiastico de Filipinas.

Chicago-referens (17:e uppl.)

Paul VI, Pope. "Gravissimum Educationis [declaration on Christian Education on 28 October 1965]." Boletin Eclesiastico De Filipinas 2016.

MLA-referens (9:e uppl.)

Paul VI, Pope. "Gravissimum Educationis [declaration on Christian Education on 28 October 1965]." Boletin Eclesiastico De Filipinas, 2016.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.