Tsvetkov - Bogoljubov for Buffs - New paperback or softback - X555z

Tsvetkov - Vachier-Lagrave for Buffs - New paperback or softback - X555z

Tsvetkov - Grunfeld Defence for Buffs - New paperback or softback - X555z

Tsvetkov - Nimzo-Indian for Buffs - New paperback or softback - X555z

Tsvetkov - Endgame Practice - New paperback or softback - X555z

Dutch Defence for Buffs (Chess Open... by Tsvetkov, Lyudmil Paperback / softback

Tsvetkov - Amateur Chess Blunders - New paperback or softback - X555z

Dutch - April Brooker - New paperback or softback - X555z