MLA

Valck, G. (Gerard), 1651-1726. Dalmatia, Sclavonia, Croatia, Bosnia, Servia, et Istria distributa in singulares ditiones et diœceses, una cum Republica Ragusana, et circumjacentibus regionibus, Hungaria, Venetiis, statu ecclesiastico, Napoli et Macedonia / [cartographic material]. [1710?]. https://collections.library.yale.edu/catalog/16618395.

APA, 6th edition

Valck, G. (Gerard), 1651-1726. ([1710?])[Dalmatia, Sclavonia, Croatia, Bosnia, Servia, et Istria distributa in singulares ditiones et diœceses, una cum Republica Ragusana, et circumjacentibus regionibus, Hungaria, Venetiis, statu ecclesiastico, Napoli et Macedonia / [cartographic material]]. https://collections.library.yale.edu/catalog/16618395.