LS to William Boulton
MLA
Cromwell, Oliver, 1599-1658. LS to William Boulton. Box 1. 1655 May 17. https://collections.library.yale.edu/catalog/10267730.
APA, 6th edition
Cromwell, Oliver, 1599-1658. (["Box 1"])(1655 May 17)[LS to William Boulton]. https://collections.library.yale.edu/catalog/10267730.