@ARTICLE{Siuta-Tokarska_Barbara_ZASADNICZE_2013, author={Siuta-Tokarska, Barbara}, number={No 156}, journal={Organization and Management}, howpublished={online}, year={2013}, publisher={The Committee on Organizational and Management Sciences}, publisher={Warsaw School of Economics}, title={ZASADNICZE ASPEKTY POMIARU PRZEDSIĘBIORCZOŚCI}, }