Librería Samer Atenea
Kálamo Books
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Derived from the author’s own survey called the 'Long Island Long-Term Marriage Survey', this text examines couples married 50 years or more. The survey, comprising of questionnaires and interviews, was conducted to learn what factors contributed to the longevity of marriages.