Alberto Ochoa / Blanca Márquez / Nemesio Castillo
Librería Samer Atenea
Kálamo Books
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Competitiveness’ Key Factor s: the organization’s internal resources, its heterogeneous distribution and its difficulty to imitate them