APA (7th ed.) Citation

Kasparov, G. K., & Nikitin, A. S. (1983). Sicilian-- e6 and-- d6 systems (2nd fully rev. ed.). B.T. Batsford.

Chicago Style (17th ed.) Citation

Kasparov, G. K., and A. S. Nikitin. Sicilian-- E6 and-- D6 Systems. 2nd fully rev. ed. London: B.T. Batsford, 1983.

MLA (9th ed.) Citation

Kasparov, G. K., and A. S. Nikitin. Sicilian-- E6 and-- D6 Systems. 2nd fully rev. ed. B.T. Batsford, 1983.