Williams, W. T., 1884-
The third Penguin problems book / by W.T. Williams and G.H. Savage. -- First published. -- London : Penguin Books, 1946. -- 150 stran : ilustrace. -- (Penguin Books ; 540). -- ISBN : (Brožováno).
Savage, G. H
hádanky. sborníky
793.7. (082)