People v. Snyder , 77 Ill. 2d 459 ( 1979 )
People v. Lutz , 73 Ill. 2d 204 ( 1978 )
People v. Manning , 71 Ill. 2d 132 ( 1978 )
People v. King , 66 Ill. 2d 551 ( 1977 )