TY  - BOOK
AU  - Tanna, Surbhi
TI  - Marketing strategy: combating COVID-19 and N95 Masks for health workers
U1  - 2019-21 
PY  - 2021///
CY  - Kolkata
PB  - BIMS
KW  - Marketing
N1  - Guide: Prof. Dr. A. K. Dasbiswas
ER  -