APA (7th ed.) Citation

Barden, L., & Harding, T. D. (1976). The Batsford guide to chess openings / Leonard Barden, Tim Harding. Batsford.

Chicago Style (17th ed.) Citation

Barden, Leonard, and T. D. Harding. The Batsford Guide to Chess Openings / Leonard Barden, Tim Harding. London: Batsford, 1976.

MLA (9th ed.) Citation

Barden, Leonard, and T. D. Harding. The Batsford Guide to Chess Openings / Leonard Barden, Tim Harding. Batsford, 1976.

Warning: These citations may not always be 100% accurate.