APA Style

Carter,Philip, Russell,Ken. (1992). Intelligent puzzles (null). Berkshire: Foulsham.

Chicago Style

Carter,Philip, Russell,Ken. Intelligent puzzles. null Berkshire: Foulsham, 1992. Text.

MLA Style

Carter,Philip, Russell,Ken. Intelligent puzzles. null Berkshire: Foulsham, 1992. Text.

Turabian Style

Carter,Philip, Russell,Ken. Intelligent puzzles. null Berkshire: Foulsham, 1992. Print.