MLA

Connecticut. Governor (1769-1784 : Trumbull). Proclamation, November 15, 1783. A proclamation : [claiming title in behalf of the State of Connecticut to all the lands lying west of Pennsylvania, and east of the river Mississippi] / given under my hand and seal, at Lebanon, ... this 15th day of November, Anno Domini, 1783 ; Jonth. Trumbull. 1783. https://collections.library.yale.edu/catalog/2000045.

APA, 6th edition

Connecticut. Governor (1769-1784 : Trumbull). Proclamation, November 15, 1783. (1783)[A proclamation : [claiming title in behalf of the State of Connecticut to all the lands lying west of Pennsylvania, and east of the river Mississippi] / given under my hand and seal, at Lebanon, ... this 15th day of November, Anno Domini, 1783 ; Jonth. Trumbull]. https://collections.library.yale.edu/catalog/2000045.