Robson, J. (1770). A catalogue of upwards of twenty thousand volumes of books including the remaining part of the valuable library of His Grace the Duke of Newcastle; ... to be sold very reasonable, this day, 1770, ... by James Robson. [publisher not identified].
Chicago Style (17th ed.) CitationRobson, James. A Catalogue of Upwards of Twenty Thousand Volumes of Books Including the Remaining Part of the Valuable Library of His Grace the Duke of Newcastle; ... to Be Sold Very Reasonable, This Day, 1770, ... by James Robson. [London]: [publisher not identified], 1770.
MLA (9th ed.) CitationRobson, James. A Catalogue of Upwards of Twenty Thousand Volumes of Books Including the Remaining Part of the Valuable Library of His Grace the Duke of Newcastle; ... to Be Sold Very Reasonable, This Day, 1770, ... by James Robson. [publisher not identified], 1770.