TY  - BOOK
AU  - Prem Narain
TI  - Mathematics for students of commerce
U1  - BobX5, K8 
PY  - 1968///
CY  - Delhi
PB  - Sultan Chand & Sons       
KW  - Mathematics
N1  - Appedices P 267-76.; Bibliography P 285,; Tables P 286-303
ER  -