Gaya APA
Copi, Irving M. (1979).
Symbolic logic / Irving M. Copi .
New York:
Macmillan Publishing.
Gaya Chicago
Copi, Irving M.
Symbolic logic / Irving M. Copi.
New York:
Macmillan Publishing,
1979.
.
Gaya MLA
Copi, Irving M.
Symbolic logic / Irving M. Copi.
New York:
Macmillan Publishing,
1979.
.
Gaya Turabian
Copi, Irving M.
Symbolic logic / Irving M. Copi.
New York:
Macmillan Publishing,
1979.
.