TY  - BOOK
AU  - Gupta; Shashi K.,RangiParneet
TI  - Vyapar Anusandhan Vidhiya
SN  - 978-3-272-6573-6
U1  - 650.072 G93B 
PY  - 2015///
CY  - Ludhiana
PB  - Kalyani Publishers
ER  -