Cite

Africa and it's several regions / by Samuel Dunn, mathematician.

MLA

Dunn, Samuel, d. 1794. Africa and it's several regions / by Samuel Dunn, mathematician.. BRBL_00324. 1794. https://collections.library.yale.edu/catalog/15512971.

APA, 6th edition

Dunn, Samuel, d. 1794. (["BRBL_00324"])(1794)[Africa and it's several regions / by Samuel Dunn, mathematician.]. https://collections.library.yale.edu/catalog/15512971.