%%
%% The LaTeX Companion, 3ed
%%
%% Example 16-2-17 on page II-483 in "Citations with superscript numbers".
%%
%% 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{159.0pt}

%% Some settings for the look of the example in the book:
\sloppy
\setlength\parindent{0pt}
%% Do not show the bibliography itself in the example,
%% so put it on a separate page:
\AtEndDocument{\newpage\bibliography{tlc}}

%StartShownPreambleCommands
\usepackage[super]{cite}    \bibliographystyle{plain}
%StopShownPreambleCommands

\begin{document}
For details see ``The \TeX book'' \cite{Knuth-CT-a}.
But wanted is ``The \TeX book.'' \cite{Knuth-CT-a}
\end{document}