@misc{Samuelson_Paul_Anthony_(1915-2009)_Ekonomia.,
 author={Samuelson, Paul Anthony (1915-2009) and Nordhaus, William D. (1941- )},
 howpublished={online},
 publisher={Wydawnictwo Naukowe PWN},
 language={pol},
 title={Ekonomia. T. 2},
 type={książka},
 keywords={ekonomia, ekonomika},
}