Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Originally published in 1937. A short account of the traditional logic, intended to provide the student with the fundamentals necessary for the specialized study. This is an interesting historic perspective on this area of philosophy and mathematics.