MLA

Defoe, Daniel, 1661?-1731, Welwood, James, 1652-172. An answer to the late K. James’s last declaration, dated at St. Germains, April 17. s.n. 1693.... 1693. https://collections.library.yale.edu/catalog/2037930.

APA, 6th edition

Defoe, Daniel, 1661?-1731, & Welwood, James, 1652-172. (1693)[An answer to the late K. James’s last declaration, dated at St. Germains, April 17. s.n. 1693...]. https://collections.library.yale.edu/catalog/2037930.