@book{Czechowski:2016,
author
=
"P.Czechowski and L.Jerzak and M.Bocheński and G.Jędro and S.Rubacha and A.Wąsicki",
title
=
"Ptaki powiatu zielonogórskiego, ISBN: 9788378422358",
publisher
=
"Oficyna Wydaw. Uniwersytetu Zielonogórskiego",
address
=
"Zielona Góra",
year
=
"2016",
pages
=
"220",
}