Symbolic logic
Copi, Irving M.
Symbolic logic - 5th ed. - New Delhi Prentice-Hall 1979 - xiii,398p. 23cm
8120309707
Applied Psychology
160 / COP
Symbolic logic - 5th ed. - New Delhi Prentice-Hall 1979 - xiii,398p. 23cm
8120309707
Applied Psychology
160 / COP
