The surprise attack in mathematical problems/
Graham, L. A.
The surprise attack in mathematical problems/ by L. A. Graham. - New York: Dover, [1968]. - vi, 125 p.: illus., 22 cm.
67022560
GB69-22026
Mathematical recreations.
510 / G739s
The surprise attack in mathematical problems/ by L. A. Graham. - New York: Dover, [1968]. - vi, 125 p.: illus., 22 cm.
67022560
GB69-22026
Mathematical recreations.
510 / G739s