Enrichment mathematics /
Payne, Joseph N.
Enrichment mathematics / Joseph N. Payne. - 2a ed. - Harper & Row : Nueva York, 1985. - 144 p. ; 28 cm
006545054X
Matemáticas
Enrichment mathematics / Joseph N. Payne. - 2a ed. - Harper & Row : Nueva York, 1985. - 144 p. ; 28 cm
006545054X
Matemáticas