APA Style
de Bono, Edward. (1985).
Six Thinking Hats .
New York:
Little, Brown and Company.
Chicago Style
de Bono, Edward.
Six Thinking Hats.
New York:
Little, Brown and Company,
1985.
print.
MLA Style
de Bono, Edward.
Six Thinking Hats.
New York:
Little, Brown and Company,
1985.
print.
Turabian Style
de Bono, Edward.
Six Thinking Hats.
New York:
Little, Brown and Company,
1985.
print.