Watermarks in paper in Holland, England, France, etc. in the XVII and XVIII centuries and their interconnection. By W. A. Churchill.
MLA
Churchill, W. A. (William Algernon), 1865-1947. Watermarks in paper in Holland, England, France, etc. in the XVII and XVIII centuries and their interconnection. By W. A. Churchill.. 1935. https://collections.library.yale.edu/catalog/16602874.
APA, 6th edition
Churchill, W. A. (William Algernon), 1865-1947. (1935)[Watermarks in paper in Holland, England, France, etc. in the XVII and XVIII centuries and their interconnection. By W. A. Churchill.]. https://collections.library.yale.edu/catalog/16602874.