APA (7th ed.) Citation

Gobius, J. (1485). [Scala coeli] (1st printing.). Johannes de Westfalia.

Chicago Style (17th ed.) Citation

Gobius, Johannes. [Scala Coeli]. 1st printing. Louvain: Johannes de Westfalia, 1485.

MLA (8th ed.) Citation

Gobius, Johannes. [Scala Coeli]. 1st printing. Johannes de Westfalia, 1485.