TY  - BOOK
AU  - Singh,Ajit Iqbal
TI  - Mathematics: a textbook for class x (with supplement) 
U1  - 510 21
PY  - 1989///. [Reprinted 2000]
CY  - New Delhi
PB  - National Council of Educational Research and Training
KW  - Mathematics
N1  - math
ER  -