%%
%% The LaTeX Companion, 3ed
%%
%% Example 16-3-6 on page II-491 in "The basic syntax".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{183.0pt}

%% Do not show the bibliography itself in the example,
%% so put it on a separate page:
\AtEndDocument{\newpage \bibliographystyle{chicago}
                        \bibliography{tlc}}
\setlength\parindent{0pt}

%StartShownPreambleCommands
\usepackage{natbib}
%StopShownPreambleCommands

\begin{document}
Different \verb=\citep= variants:   \\[2pt]
\citep{LGC97}                       \\
\citep[chap.~2]{LGC97}              \\
\citep[see][chap.~2]{LGC97}         \\
pre-note only: \citep[see][]{LGC97}
\end{document}