Coyet, P. J., Bonde, C., & Roberts, M. (1988). Swedish diplomats at Cromwell's court, 1655-1656: The missions of Peter Julius Coyet and Christer Bonde. Offices of the Royal Historical Society, University College London.
Chicago Style (17th ed.) CitationCoyet, Peter Julius, Christer Bonde, and Michael Roberts. Swedish Diplomats at Cromwell's Court, 1655-1656: The Missions of Peter Julius Coyet and Christer Bonde. London: Offices of the Royal Historical Society, University College London, 1988.
MLA (9th ed.) CitationCoyet, Peter Julius, et al. Swedish Diplomats at Cromwell's Court, 1655-1656: The Missions of Peter Julius Coyet and Christer Bonde. Offices of the Royal Historical Society, University College London, 1988.
Warning: These citations may not always be 100% accurate.