%&LaTeX
\documentclass{article}

\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{10}

\bibitem{Przybylski+Garcia-Berthou2004} Przybylski, M., \& Garcia-Berthou, E. (2004). Age and growth of European bitterling  (Rhodeus sericeus) in the Wieprz-Krzna Canal, Poland. \textit{Ecohydrology \& Hydrobiology}, \textit{4}(2), 207--213.

\end{thebibliography}

\end{document}

