@book{Czechowski:2024,
author
=
"P.Czechowski and L.Jerzak and O.Ciebiera",
title
=
"Poradnik ochrony bociana białego (Cicionia cicionia), ISBN: -",
publisher
=
"Liga Ochrony Przyrody",
address
=
"Warszawa",
year
=
"2024",
pages
=
"68",
}