APA (7th ed.) Citation

Gregor, X., Ernst Köln, E., & Johann Jakob Salzburg, E. (1580). S.D.N.D.|| GREGORII DIVINA || PROVIDENTIA || PAPAE XIII.|| Bulla || PROCESSVS, LECTA DIE || COENAE DOMINI ANNO || M.D.LXXX.|| CVM MANDATO ... || AR-||CHIEPISCOPI ET PRINCIPIS SALIS-||burgensis &c.necnon ... || Episcopi ac Principis || Frisingensis &c.||. Sartorius, David.

Chicago Style (17th ed.) Citation

Gregor, XIII., Erzbischof Ernst Köln, and Erzbischof Johann Jakob Salzburg. S.D.N.D.|| GREGORII DIVINA || PROVIDENTIA || PAPAE XIII.|| Bulla || PROCESSVS, LECTA DIE || COENAE DOMINI ANNO || M.D.LXXX.|| CVM MANDATO ... || AR-||CHIEPISCOPI ET PRINCIPIS SALIS-||burgensis &c.necnon ... || Episcopi Ac Principis || Frisingensis &c.||. Ingolstadt: Sartorius, David, 1580.

MLA (9th ed.) Citation

Gregor, XIII., et al. S.D.N.D.|| GREGORII DIVINA || PROVIDENTIA || PAPAE XIII.|| Bulla || PROCESSVS, LECTA DIE || COENAE DOMINI ANNO || M.D.LXXX.|| CVM MANDATO ... || AR-||CHIEPISCOPI ET PRINCIPIS SALIS-||burgensis &c.necnon ... || Episcopi Ac Principis || Frisingensis &c.||. Sartorius, David, 1580.

Warning: These citations may not always be 100% accurate.