-
1021
-
1022
Applied statistics for education, psychology and the social sciences part I
Argitaratua 1980Liburua -
1023
Discovering whether programs work a guide to statistical methods for program evaluation
Argitaratua 1980Liburua -
1024
-
1025
-
1026
-
1027
-
1028
-
1029
-
1030


