\begin{table}%t6
\par
\caption{Schechter function for the RLF at 1.4 GHz. 
\label{tab_schechter_rlf}}
%\centerline
 {\begin{tabular}{lllll}
\hline
\hline
\\[-3mm]
Survey & \multicolumn{1}{c}{$\rho_\star$}   & \multicolumn{1}{c}{$L_\star$}  &
\multicolumn{1}{c}{$\alpha$}   & \multicolumn{1}{c}{$\chi^2$/d.o.f.} \\
       & \multicolumn{1}{c}{($\times 10^{-3}$)}    &
       \multicolumn{1}{c}{($\times 10^{23}$)} & & \\
\hline
CIG  & $34.2(\pm 9.0)$  &  $0.43(\pm 0.23)$  &  $-0.47(\pm 0.06)$ & 0.04/3 \\
UGC-SF$^1$ & $46.8(\pm 31.0)$  &  $0.94(\pm 0.24)$   &  $-0.48(\pm 0.08)$ & 0.1/10 \\
IRAS-2Jy$^2$  &  $19.6(\pm 13.8)$   & $2.30(\pm 1.30)$ & $-0.73(\pm 0.11)$ &
0.8/14 \\
\hline
\end{tabular}}
\par
\smallskip
 $^1$ Condon et~al. (\cite{condon02}), SF sample.
 $^2$ Yun et~al. (\cite{yun01}).
\end{table}