APA Style
Langrehr, John. (2008).
Tricky Thinking Problems .
United Kingdom:
David Fulton.
Chicago Style
Langrehr, John.
Tricky Thinking Problems.
United Kingdom:
David Fulton,
2008.
.
MLA Style
Langrehr, John.
Tricky Thinking Problems.
United Kingdom:
David Fulton,
2008.
.
Turabian Style
Langrehr, John.
Tricky Thinking Problems.
United Kingdom:
David Fulton,
2008.
.