APA
Paulus PP, Iohannes Paulus PP & Concilium Vaticanum. (1991). Ordo celebrandi matrimonium. [Civitas Vaticana]: Typis Polyglottis Vaticanis.
Chicago
Paulus PP, Iohannes Paulus PP and Concilium Vaticanum. 1991. Ordo celebrandi matrimonium. [Civitas Vaticana]: Typis Polyglottis Vaticanis.
Harvard
Paulus PP, Iohannes Paulus PP and Concilium Vaticanum. (1991). Ordo celebrandi matrimonium. [Civitas Vaticana]: Typis Polyglottis Vaticanis.
MLA
Paulus PP, Iohannes Paulus PP and Concilium Vaticanum. Ordo celebrandi matrimonium. [Civitas Vaticana]: Typis Polyglottis Vaticanis. 1991.
TextSeries: Rituale romanum ex decreto Sacrosancti Oecumenici Concilii Vaticani II renovatum auctoritate Pauli PP. VI editum Ioannis Pauli PP. II cura recognitumPublication details: [Civitas Vaticana] : Typis Polyglottis Vaticanis, 1991.Edition: Editio typica alteraDescription: 108 p. : ill. ; 25 cmUniform titles: 
Opera (Magaz.)