Watkins, J. (2004). Across the Board: The Mathematics of Chessboard Problems. UP.
Chicago ZitierstilWatkins, John. Across the Board: The Mathematics of Chessboard Problems. UP, 2004.
MLA ZitierstilWatkins, John. Across the Board: The Mathematics of Chessboard Problems. UP, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.