INFORMATIONS STATISTIQUES 

 - Francia  Institut Pedagogique National 
 - Mensual 
 - 1959 (17) 1959-60 (índice nos. 17-25) 1960 (18,19,20,21,22,23,24,25) 1961 (26,27,28,29-30,31,32-33,34-35) 1962 (36,37,38,39,40-41,42-43,44,45) 1963 (46,47,48,49-50,51) 1964 (55,56-57,58,59+supl.,60-61,62,63-64,65) 1965 (66,67,68,69,70-71,72,73,74-75) 1966 (77,78,79,80,81,82-83,84-85,86,87) 1967 (88,89,90-91,92,93-94,95,96,97) 1968 (99,100,101,104,105,106,107,108)