COMUNICACION EDUCATIVA SEP - 

 - Distrito Federal, Mexico 
 - 1980 1 (1,2) 1981 2 (3,4,5,6,7,8,9,10,11,12,13,14) 1982 3 (15,16,17,18,19,20,21) 1983 1 (1,2,3,4,6,7,8,15, + un suplemento de junio) 1984 1 (9,10,11,12 1984 2 (13,14,16) 1986 4 (36,37) 1987 4 (40,41,42) 1987 5 (43,45,47,50,51) 1988 5 (53,54) 1988 5 (55,59 1989 6 (73) 1990 7 (82,83,85) 1991 8 (88-90,91,92,94,95(2ej.), 97-98)