Ėstrin, J. B. (1980). Comprehensive chess openings. Pergamon Pr.
Chicago Style (17th ed.) CitationĖstrin, Jakov Borisovič. Comprehensive Chess Openings. Oxford, Frankfurt [u.a.]: Pergamon Pr, 1980.
MLA (9th ed.) CitationĖstrin, Jakov Borisovič. Comprehensive Chess Openings. Pergamon Pr, 1980.
Warning: These citations may not always be 100% accurate.