%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Guo+Yu1993} Guo, F., \& Yu, H. (1993). Hydrogeochemistry and treatment of acid mine drainage in southern China. In B. A. Zamora, \& R. E. Connolly (Eds.), \textit{Proceedings of the Annual National Meeting -- American Society for Surface Mining and Reclamation, vol.10} (pp. 277--283). The challenge of integrating diverse perspectives in reclamation.

\end{thebibliography}

\end{document}

