Ayres, Frank
Theory and problems of projective geometry - New York Schaum Publishing Co. 1967 - 243 - Schaum's outline series .
B6:7 K7
517.144 AYR
Theory and problems of projective geometry - New York Schaum Publishing Co. 1967 - 243 - Schaum's outline series .
B6:7 K7
517.144 AYR