Procedure to transfer self acquired property to son's name

My father is 68 years old and my mother is 60 year old.My father has 4 children’s .I am one of the son & my brother and two sisters (married).We have one house and father wants to reconstruct that house & make flat system building .which will be consists of 6 flats. This house is self acquired property of my father.My father wants to give his property to sons (50%, 50%) and not to sisters. So how my father can transfer his property to me.What is the appropriate & less expensive and legal way that my father can fulfill his decision and simultaneously I will not facing any problem in future from anyone?