1. Across the board :
پدیدآورنده : John J. Watkins.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Chess.,Mathematical recreations.,Chess.,GAMES-- Sudoku.,Mathematical recreations.,MATHEMATICS-- Applied.,MATHEMATICS-- Recreations & Games.
رده :
QA95
.
W35
2004eb