APA Style

Clemson, Wendy, Clemson, David. (1997). Number Puzzles: Over 100 Numbers Puzzles to Solve, Fill-in, and Sticker . Yogyakarta: Dorling Kindersley Ltd..

Chicago Style

Clemson, Wendy, Clemson, David. Number Puzzles: Over 100 Numbers Puzzles to Solve, Fill-in, and Sticker. Yogyakarta: Dorling Kindersley Ltd., 1997. Text.

MLA Style

Clemson, Wendy, Clemson, David. Number Puzzles: Over 100 Numbers Puzzles to Solve, Fill-in, and Sticker. Yogyakarta: Dorling Kindersley Ltd., 1997. Text.

Turabian Style

Clemson, Wendy, Clemson, David. Number Puzzles: Over 100 Numbers Puzzles to Solve, Fill-in, and Sticker. Yogyakarta: Dorling Kindersley Ltd., 1997. Print.