Horowitz, I. A. (1964). Chess openings: Theory and practice. Cacho Hermanos.
Chicago Style (17th ed.) CitationHorowitz, Israel Albert. Chess Openings: Theory and Practice. [Mandaluyong, Rizal: Cacho Hermanos, 1964.
MLA (9th ed.) CitationHorowitz, Israel Albert. Chess Openings: Theory and Practice. Cacho Hermanos, 1964.
Warning: These citations may not always be 100% accurate.