APA (7th ed.) Citation

Emms, J. (2006). Play the open games as black: What to do when white avoids the Ruy Lopez. Gambit.

Chicago Style (17th ed.) Citation

Emms, John. Play the Open Games as Black: What to Do When White Avoids the Ruy Lopez. London: Gambit, 2006.

MLA (9th ed.) Citation

Emms, John. Play the Open Games as Black: What to Do When White Avoids the Ruy Lopez. Gambit, 2006.