MLA

Cotton, John, 1584-1652. The powring ovt of the seven vials, or, An exposition, with application of the 16. chapter of the Revelation : preached in sundry sermons, in Boston church in New England / by that learned and reverend, Iohn Cotton B. of Divinity. 1642. https://collections.library.yale.edu/catalog/2066982.

APA, 6th edition

Cotton, John, 1584-1652. (1642)[The powring ovt of the seven vials, or, An exposition, with application of the 16. chapter of the Revelation : preached in sundry sermons, in Boston church in New England / by that learned and reverend, Iohn Cotton B. of Divinity]. https://collections.library.yale.edu/catalog/2066982.