Năm 1979 có bao nhiêu ngày Thứ 7

6/1/1979 13/1/1979 20/1/1979 27/1/1979 3/2/1979 10/2/1979 17/2/1979 24/2/1979 3/3/1979 10/3/1979 17/3/1979 24/3/1979 31/3/1979 7/4/1979 14/4/1979 21/4/1979 28/4/1979 5/5/1979 12/5/1979 19/5/1979 26/5/1979 2/6/1979 9/6/1979 16/6/1979 23/6/1979 30/6/1979 7/7/1979 14/7/1979 21/7/1979 28/7/1979 4/8/1979 11/8/1979 18/8/1979 25/8/1979 1/9/1979 8/9/1979 15/9/1979 22/9/1979 29/9/1979 6/10/1979 13/10/1979 20/10/1979 27/10/1979 3/11/1979 10/11/1979 17/11/1979 24/11/1979 1/12/1979 8/12/1979 15/12/1979 22/12/1979 29/12/1979