How property can be transfered in wife's name ?

You can prepare sale deed or gift deed in favour of your wife. Which deed is suitable depends on the stamp duty payable in Delhi, whichever is cheaper. Get it registered and after registration apply for mutaion in municipal authority .

 Regd Gift Deed is suitable -   Stamp Duty  as applicable in Delhi ---------- in  AP Stamp Duty  is  only 1% on market Value .

The best way to tarnsfer your property if self acquired is by way of gift, where not consideration need to be paid by your wife to you.  Look for applicable stamp duty in delhi, while in karnataka it can be done by paying a nominal amount.