33-D Optical Illusions3-D Optical Illusionsde Larry Evans · Publicada por primera vez en 1977Ediciones (1)3-D Optical Illusions (1977)Price Stern Sloan · ISBN 9780912300788Más obras de Larry EvansVictorian puzzles3-dimensional mazesPyramid puzzlesA super-sneaky, double-crossing, up, down, round & round maze book