APA (7th ed.) Citation

Stamperia Apostolica Vaticana, imp, Pío X, . P., & Benedicto XV, . P. (1917). Codex Iuris Canonici. Typis Polyglottis Vaticanis.

Chicago Style (17th ed.) Citation

Stamperia Apostolica Vaticana, imp, Papa Pío X, and Papa Benedicto XV. Codex Iuris Canonici. Romae: Typis Polyglottis Vaticanis, 1917.

MLA (9th ed.) Citation

Stamperia Apostolica Vaticana, imp, et al. Codex Iuris Canonici. Typis Polyglottis Vaticanis, 1917.