APA Style
Heimann's, Rolf. (2003).
Creepy Conundrums : Spine-Chilling Mazes and Puzzles .
London:
Penguin Books.
Chicago Style
Heimann's, Rolf.
Creepy Conundrums : Spine-Chilling Mazes and Puzzles.
London:
Penguin Books,
2003.
Text.
MLA Style
Heimann's, Rolf.
Creepy Conundrums : Spine-Chilling Mazes and Puzzles.
London:
Penguin Books,
2003.
Text.
Turabian Style
Heimann's, Rolf.
Creepy Conundrums : Spine-Chilling Mazes and Puzzles.
London:
Penguin Books,
2003.
Print.