Gaya APA
Problem From Philosophy. (2005).
New York:
[s.n.].
Gaya Chicago
Problem From Philosophy.
.
New York:
[s.n.],
2005.
Text.
Gaya MLA
Problem From Philosophy.
.
New York:
[s.n.],
2005.
Text.
Gaya Turabian
Problem From Philosophy.
New York:
[s.n.],
2005.
Print.