Yash Raj Chopra ( 27 September 1932 - 21 October 2012 ) was an Indian film director , script writer and film producer , predominantly working in Hindi cinema .
Yash Raj Chopra ( Hindi : यश चोपड़ा , 27 September 1932 - 21 October , 2012 ) is an Indian filmmaker , screenwriter , and a highly successful Bollywood producer .