Mathematical enterainments: collectio of illuminarting puzzles, new and old.
GREENBLATT (M H)
Mathematical enterainments: collectio of illuminarting puzzles, new and old. - London Allen and Unwin 1968
MATHEMATICS FOR ENGINEERS
BOMY K8
BOMY K8
Mathematical enterainments: collectio of illuminarting puzzles, new and old. - London Allen and Unwin 1968
MATHEMATICS FOR ENGINEERS
BOMY K8
BOMY K8