MLA

Blaeu, Willem Janszoon, 1571-1638, Lubin, Eilhard, 1565-1621, Rogiers, Salomon, engraver. Pomeraniae Ducatus tabula / auctore Eilhardo Lubino ; S. Rogiers sculpsit. [ca. 1630]. https://collections.library.yale.edu/catalog/2111130.

APA, 6th edition

Blaeu, Willem Janszoon, 1571-1638, & Lubin, Eilhard, 1565-1621, & Rogiers, Salomon, engraver. ([ca. 1630])[Pomeraniae Ducatus tabula / auctore Eilhardo Lubino ; S. Rogiers sculpsit]. https://collections.library.yale.edu/catalog/2111130.