APA Style
BUTLER, J. DONALD. (1951).
FOUR PHILOSOPHIES .
NEW YORK,NEW YORK:
HARPER AND BROTHERS.
Chicago Style
BUTLER, J. DONALD.
FOUR PHILOSOPHIES.
NEW YORK,NEW YORK:
HARPER AND BROTHERS,
1951.
Text.
MLA Style
BUTLER, J. DONALD.
FOUR PHILOSOPHIES.
NEW YORK,NEW YORK:
HARPER AND BROTHERS,
1951.
Text.
Turabian Style
BUTLER, J. DONALD.
FOUR PHILOSOPHIES.
NEW YORK,NEW YORK:
HARPER AND BROTHERS,
1951.
Print.