Books by Wojciech Czechowski
The ants of Poland
The ants of Poland
The ants (Hymenoptera, Formici
The ants (Hymenoptera, Formicidae) of Poland
Colonies of hybrids and mixed
Colonies of hybrids and mixed colonies
Ants, fourmis, mrówki, in memory of professor Dr. Bohdan Pisarski
Structure of the fauna of Wars
Structure of the fauna of Warsaw