Introduction to symbolic logic(an)
Langer, SK
Introduction to symbolic logic(an) S. K. Langer - 3rd Rev ed. - New York Dover 1967 - 367p.
Ref. sec
9780486601649
LOGIC
MATERIAL IMPLICATION
VARIABLES
510.6 / LAN-S
Introduction to symbolic logic(an) S. K. Langer - 3rd Rev ed. - New York Dover 1967 - 367p.
Ref. sec
9780486601649
LOGIC
MATERIAL IMPLICATION
VARIABLES
510.6 / LAN-S