"bailey, c a. "
geometry and logic: / c.a. bailey - 1 ed. - uk : edward arnold 1966. - ", 104p.; 22 cm." - contemporary school mathematics .
513. bai
geometry and logic: / c.a. bailey - 1 ed. - uk : edward arnold 1966. - ", 104p.; 22 cm." - contemporary school mathematics .
513. bai