MLA

Edwards, Jonathan, 1703-1758. IS. 1:18-20: "That all God's methods of dealing with men are most reasonable" (p. 4). Box 4, folder 271. n.d.. https://collections.library.yale.edu/catalog/10691923.

APA, 6th edition

Edwards, Jonathan, 1703-1758. (["Box 4, folder 271"])(n.d.)[IS. 1:18-20: "That all God's methods of dealing with men are most reasonable" (p. 4)]. https://collections.library.yale.edu/catalog/10691923.