TY  - BOOK
AU  - Narayan, Shanti & Mittal, P K
TI  - A textbook of vector analysis
SN  - 9788121922432
U1  - 515.63 NAS A 
PY  - 2021///
CY  - New Delhi
PB  - S Chand & Com.
KW  - Bioscience
KW  - E1767
ER  -