Müller, K., & Polgar, S. (2004). The ChessCafe Puzzle Book: Test and improve your tactical vision. Rusell Enterprises.
Chicago Style (17th ed.) CitationMüller, Karsten, and Susan Polgar. The ChessCafe Puzzle Book: Test and Improve Your Tactical Vision. Milford, CT: Rusell Enterprises, 2004.
MLA (9th ed.) CitationMüller, Karsten, and Susan Polgar. The ChessCafe Puzzle Book: Test and Improve Your Tactical Vision. Rusell Enterprises, 2004.
Warning: These citations may not always be 100% accurate.