@misc{Rostworowski_Emanuel_(1923–1989)_Ilu_1987, author={Rostworowski, Emanuel (1923–1989)}, editor={Institute of History of the Polish Academy of Sciences}, copyright={Rights Reserved - Restricted Access}, address={Warszawa}, journal={Kwartalnik Historyczny}, howpublished={online}, year={1987}, publisher={Państwowe Wydawnictwo Naukowe}, language={pol}, title={Ilu było w Rzeczypospolitej obywateli szlachty?}, type={Text}, keywords={Poland 16th, 17th, 18th c., nobility - Poland -16th, 17th, 18th c.}, }