Chart shewing at one view the price of the quarter of wheat, & wages of labour by the week, from the year 1565 to 1821
MLA
Playfair, William, 1759-1823. Chart shewing at one view the price of the quarter of wheat, & wages of labour by the week, from the year 1565 to 1821. Undated. https://collections.library.yale.edu/catalog/2066757.
APA, 6th edition
Playfair, William, 1759-1823. (Undated)[Chart shewing at one view the price of the quarter of wheat, & wages of labour by the week, from the year 1565 to 1821]. https://collections.library.yale.edu/catalog/2066757.
