Jno. Young, engraver in mezzotinto, to His Royal Highness the Prince of Wales, No. 7, Cockspur Street, Hay Market : respectfully informs the Nobility & Gentry that he has for sale, (besides his own publications) a great variety of prints, of the finest impressions, many of them framed in the most neat and elegant manner ...
MLA
Young, John, 1755-1825. Jno. Young, engraver in mezzotinto, to His Royal Highness the Prince of Wales, No. 7, Cockspur Street, Hay Market : respectfully informs the Nobility & Gentry that he has for sale, (besides his own publications) a great variety of prints, of the finest impressions, many of them framed in the most neat and elegant manner .... [between 1791 and 1794]. https://collections.library.yale.edu/catalog/33459229.
APA, 6th edition
Young, John, 1755-1825. ([between 1791 and 1794])[Jno. Young, engraver in mezzotinto, to His Royal Highness the Prince of Wales, No. 7, Cockspur Street, Hay Market : respectfully informs the Nobility & Gentry that he has for sale, (besides his own publications) a great variety of prints, of the finest impressions, many of them framed in the most neat and elegant manner ...]. https://collections.library.yale.edu/catalog/33459229.