DDifficult Sujiken PuzzlesDifficult Sujiken Puzzlesde George T. HeinemanEdiciones (1)Difficult Sujiken Puzzles (2009)CreateSpace Independent Publishing Platform · inglés · ISBN 9781449543600Más obras de George T. HeinemanComponent-based software engineeringCCompnent Basd Software EngineeringCompnent Basd Software EngineeringIIntermediate Sujiken PuzzlesIntermediate Sujiken Puzzles