Lombardy, W. (1978). Modern Chess opening traps. David mckay company.
Chicago Style aipamenaLombardy, William. Modern Chess Opening Traps. New York: David mckay company, 1978.
MLA aipamenaLombardy, William. Modern Chess Opening Traps. David mckay company, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.