[Letter: to [Sir Henry Spelman], Boughton]
MLA
Montagu, Edward Montagu, Baron, 1562-1644. [Letter: to [Sir Henry Spelman], Boughton]. Folder 10393. 1629 February 15. https://collections.library.yale.edu/catalog/10033775.
APA, 6th edition
Montagu, Edward Montagu, Baron, 1562-1644. (["Folder 10393"])(1629 February 15)[[Letter: to [Sir Henry Spelman], Boughton]]. https://collections.library.yale.edu/catalog/10033775.