\begin{table}%T3 
  \caption{\label{rayosx}\mbox{X-ray} data available for our WR~galaxy sample.}
  \small%\centering
\par
  \begin{tabular}{l l  c}
    \hline\hline\noalign{\smallskip}
	Galaxy     &   $\log L_{\rm X, (0.2-2.0~ keV)}$ [\ergs]   &  Ref. \\
	\hline 
HCG 31          &  40.88 $\pm$ 0.13      &  \tablefootmark{a} \\  
IRAS 08339+6517 &  41.45                 & \tablefootmark{a} \\  
Tol 9           &  $<$40.29\tablefootmark{a}               & \tablefootmark{b} \\ 
NGC 5253        &  38.60 $\pm$ 0.18      & \tablefootmark{a} \\  
  \tableline
  \end{tabular} 
  \tablefoot{\tablefoottext{a}{Stevens \& Strickland (\cite{Stevens1998b});}  
   \tablefoottext{b}{Fabbiano et~al. (\cite{Fabbiano1982}).}}
\end{table}