A map of the circle of Westphalia comprehending the bishopricks of Liege, Munster, Paderborn & Osnabrug, the dutchies of Westphalia, Cleves, Juliers, Berg & Verden with the principalities of Minden & East Friesland and the counties of Mark, Ravensberg, Oldenburg, Delmenhorst, Lippe, Diepholt, Steinfort, Bentheim, Tecklenburg, Hoye, Ritberg and Schwartzenburg & c. / [cartographic material]
MLA
Jefferys, Thomas, -1771. A map of the circle of Westphalia comprehending the bishopricks of Liege, Munster, Paderborn & Osnabrug, the dutchies of Westphalia, Cleves, Juliers, Berg & Verden with the principalities of Minden & East Friesland and the counties of Mark, Ravensberg, Oldenburg, Delmenhorst, Lippe, Diepholt, Steinfort, Bentheim, Tecklenburg, Hoye, Ritberg and Schwartzenburg & c. / [cartographic material]. 175-?]. https://collections.library.yale.edu/catalog/10563641.
APA, 6th edition
Jefferys, Thomas, -1771. (175-?])[A map of the circle of Westphalia comprehending the bishopricks of Liege, Munster, Paderborn & Osnabrug, the dutchies of Westphalia, Cleves, Juliers, Berg & Verden with the principalities of Minden & East Friesland and the counties of Mark, Ravensberg, Oldenburg, Delmenhorst, Lippe, Diepholt, Steinfort, Bentheim, Tecklenburg, Hoye, Ritberg and Schwartzenburg & c. / [cartographic material]]. https://collections.library.yale.edu/catalog/10563641.