%If you would like to create a bibliography using the Chicago style sheet with
%natbib.sty, place the following 10 lines of code in a TeX document & compile.
\documentclass[12pt]{article}
\usepackage{natbib}

\begin{document}

\citep{Zaller:1992}

\bibliographystyle{chicago}
\bibliography{Master}
\end{document}


%If you would like to create a bibliography using the APSR style sheet with
%bib.sty, place the following 11 lines of code in a TeX document & compile.
\documentclass[12pt]{article}
\usepackage[abbr]{harvard}
\usepackage{bib}

\begin{document}

\cite{Zaller:1992}

\bibliographystyle{apsr}
\bibliography{Master}
\end{document}