An residential flat was purchased in 1982 for RS.30000 for which no purchase agreement is available.. This flat was nt shown in the books of accounts till date. But rent income on the same flat has been reflected in tax returns and books of accounts.This flat has been sold for RS 96,00,000 in the FY 2012-13 and the receipt of the same is reflected in pass book..What should be the treatment for the above query for filing return for the said FY??

