Gaya APA
Nielsen, Kai. (1971).
Reason and practice: a modern introduction to philosophy .
New York:
Harper & Row.
Gaya Chicago
Nielsen, Kai.
Reason and practice: a modern introduction to philosophy.
New York:
Harper & Row,
1971.
Text.
Gaya MLA
Nielsen, Kai.
Reason and practice: a modern introduction to philosophy.
New York:
Harper & Row,
1971.
Text.
Gaya Turabian
Nielsen, Kai.
Reason and practice: a modern introduction to philosophy.
New York:
Harper & Row,
1971.
Print.