Librería Samer Atenea
Kálamo Books
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
This text firstly attempts to deal with challenges about the validity of qualitative research. Then, after outlining the theory and methodology adopted, seven case studies are presented, covering such topics as multicultural literature, school restructuring, and standardized testing.