\documentclass{article}
% -*-latex-*-
% Document name: /usr/local/lib/tex/bibtex/xampl.ltx
% Creator: Nelson H. F. Beebe [beebe@alfred.math.utah.edu]
% Creation Date: Mon Jun  8 08:42:49 1992
% Modified by Arne Henningsen [ahenningsen (at) email.uni-kiel.de]
% on 2007/01/23 (LaTeX 2.09 -> LaTeX2e)

%\def\mode{aertt}
%\def\mode{aer}
\def\mode{cje}

\usepackage{hyperref}
\usepackage{harvard}
\usepackage{\mode}

\author{A. U. Thor}

\date{}

\title{Bibliography Style: {\tt {\mode}}}

\pagestyle{myheadings}

\markboth{Bibliography Style: {\tt {\mode}}}{Bibliography Style: {\tt {\mode}}}

\begin{document}

  \bibliographystyle{\mode}

  \maketitle

The old \verb|\cite| gives \cite{ww} and \cite{ww,waters}

\verb|\citeasnoun| gives \citeasnoun{ww}

\verb|\citeyear| gives \citeyear{ww} and \citeyear{ww,waters}

\verb|\citename| gives \citename{ww}

  \nocite{*}

  \bibliography{wigle}

\end{document}
