MLA

Society for the Diffusion of Useful Knowledge (Great Britain). North America sheet IX : Parts of Missouri, Illinois and Indiana.. BRBL_00547. July. 1st 1833.. https://collections.library.yale.edu/catalog/15814393.

APA, 6th edition

Society for the Diffusion of Useful Knowledge (Great Britain). (["BRBL_00547"])(July. 1st 1833.)[North America sheet IX : Parts of Missouri, Illinois and Indiana.]. https://collections.library.yale.edu/catalog/15814393.