24g correction for fy-2008-09 / 2009-10

Hi,

I want to rectify the 24g of FY 2008-09 / 2009-10 bcoz I have to correct the data submit 24Q of Q3 FY 08-09 for a particular candidate. It is a Govt. organization  so I have to go by books adjustment. Can it be possible ?

Thanks

DM