Gaya APA
BAUM, Robert. (1973).
Philosophy and mathematics .
Amerika:
Freeman.
Gaya Chicago
BAUM, Robert.
Philosophy and mathematics.
Amerika:
Freeman,
1973.
Text.
Gaya MLA
BAUM, Robert.
Philosophy and mathematics.
Amerika:
Freeman,
1973.
Text.
Gaya Turabian
BAUM, Robert.
Philosophy and mathematics.
Amerika:
Freeman,
1973.
Print.