APA (7th ed.) Citation

Berliner, H. (1999). The system: A world champion's approach to chess. Gambit.

Chicago Style (17th ed.) Citation

Berliner, Hans. The System: A World Champion's Approach to Chess. London: Gambit, 1999.

MLA (9th ed.) Citation

Berliner, Hans. The System: A World Champion's Approach to Chess. Gambit, 1999.