MLA

England and Wales. Army, Lambert, John, 1619-168. Forasmuch, as I am credibly informed, that notwithstanding the laws and ordinances of war ... private souldiers ... continue ... to run from their colours into England ... : given ... at Edinburgh the 27, January 1650 / J. Lambert. To the Major of Colonel. 1651. https://collections.library.yale.edu/catalog/2019741.

APA, 6th edition

England and Wales. Army, & Lambert, John, 1619-168. (1651)[Forasmuch, as I am credibly informed, that notwithstanding the laws and ordinances of war ... private souldiers ... continue ... to run from their colours into England ... : given ... at Edinburgh the 27, January 1650 / J. Lambert. To the Major of Colonel]. https://collections.library.yale.edu/catalog/2019741.