MLA

Blaeu, Willem Janszoon, 1571-1638. Atlantis appendix, Emmius, Ubbo, 1547-1625. Typus Frisiae orientalis / auctore Ubbone Emmio. [1630]. https://collections.library.yale.edu/catalog/2111110.

APA, 6th edition

Blaeu, Willem Janszoon, 1571-1638. Atlantis appendix, & Emmius, Ubbo, 1547-1625. ([1630])[Typus Frisiae orientalis / auctore Ubbone Emmio]. https://collections.library.yale.edu/catalog/2111110.