Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
In 1979, Suzanne C. Kobasa propounded her theory of 'hardiness' where she hypothesized her 3Cs: Commitment, Control, and Challenge, as the basic ingredients of hardiness that make an individual stress resilient.