@misc{_Morwa_1929, editor={Towarzystwo Popierania Jedwabnictwa w Polsce}, copyright={Public Domain}, address={Warszawa}, howpublished={online}, year={1929}, language={pol}, type={Text}, title={Morwa biała}, URL={http://rcin.org.pl./Content/70884/PDF/WA058_90838_K18941_Morwa-biala-Tow.pdf}, keywords={Morus alba, mulberry - crops - handbooks}, }