MLA

Cozens, Alexander, 1717 (ca.)-1786. A new method of assisting the invention in drawing original compositions of landscape. By Alexander Cozens .... [1785]. https://collections.library.yale.edu/catalog/17443404.

APA, 6th edition

Cozens, Alexander, 1717 (ca.)-1786. ([1785])[A new method of assisting the invention in drawing original compositions of landscape. By Alexander Cozens ...]. https://collections.library.yale.edu/catalog/17443404.