Whitfeld, R. (1661). A brief relation of the just and undeniable title of Alphonso the Sixth, King of Portugal, now reigning, 1661.: Warranted by the fundamental laws of that nation. [publisher not identified].
Chicago Style (17th ed.) CitationWhitfeld, Raphe. A Brief Relation of the Just and Undeniable Title of Alphonso the Sixth, King of Portugal, Now Reigning, 1661.: Warranted by the Fundamental Laws of That Nation. Printed at London, ; and re-printed at Edinburgh,: [publisher not identified], 1661.
MLA (9th ed.) CitationWhitfeld, Raphe. A Brief Relation of the Just and Undeniable Title of Alphonso the Sixth, King of Portugal, Now Reigning, 1661.: Warranted by the Fundamental Laws of That Nation. [publisher not identified], 1661.
Warning: These citations may not always be 100% accurate.