The declaration or, manifesto of George Racokzkie, Prince of Transylvania, to the states and peeres of Hungarie together with the reasons added thereunto of his modern taking up of armes the 17. of February, Anno 1644. George Racokzkie by the grace of God, Prince of Transylvania, Lord of a part of the Kingdome of Hungarie, and Count of Zekella (Printed for Edward Blackmore, and are to be sold in Pauls Church-yard at the signe of the Angell, 1644)
Reproduction of the original in the British Library. - Thomason, E.49[28]. - Wing (2nd ed.), G529. - Wing (2nd ed.), R147