%&LaTeX
\documentclass{article}

\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{Tec2005} Tec N., \textit{Suche {\l}zy}, t{\l}.~Adamczyk-Garbowska, M., wsp{\'o}{\l}pr.~Mantorska, K., Warszawa, 2005, 224 ss.

\end{thebibliography}

\end{document}

