Course of the river Mississipi [sic] from the Balise to Fort Chartres [cartographic material] ; taken on an expedition to the Illinois, in the latter end of the year 1765. / By Lieut. Ross of the 34th Regiment: Improved from the surveys of the river made
MLA
Ross, John, active 1762-1789. Course of the river Mississipi [sic] from the Balise to Fort Chartres [cartographic material] ; taken on an expedition to the Illinois, in the latter end of the year 1765. / By Lieut. Ross of the 34th Regiment: Improved from the surveys of the river made. 1 June 1775.. https://collections.library.yale.edu/catalog/16682168.
APA, 6th edition
Ross, John, active 1762-1789. (1 June 1775.)[Course of the river Mississipi [sic] from the Balise to Fort Chartres [cartographic material] ; taken on an expedition to the Illinois, in the latter end of the year 1765. / By Lieut. Ross of the 34th Regiment: Improved from the surveys of the river made]. https://collections.library.yale.edu/catalog/16682168.