TY  - BOOK
AU  - Kandasamy P…[et al.].
AU  - Thilagavathy, K.
AU  - Gunavathy, K.
TI  - Engineering mathematics
SN  - NA
U1  - 0 22
PY  - 1987///,
CY  - New Delhi
PB  - S.chand & co.ltd
ER  -