A textbook of mathematics.
Sinhal, O. P.
A textbook of mathematics. class VII / O. P. Sinhal - Mumbai : General Printers, 1989 [reprinted 2004] - xiii, 220 pages : illustrations ; 26 cm
510
A textbook of mathematics. class VII / O. P. Sinhal - Mumbai : General Printers, 1989 [reprinted 2004] - xiii, 220 pages : illustrations ; 26 cm
510