a 9 9 OSt 20200207155519.0 200207b xxu||||| |||| 00| 0 eng d AEF 16 Bapat, G. E-commerce concept BCA SEM-1 Pune: Nirali Prakashan, 2018. viii, 176 p. : 21 cm BCA 1259 E-Commerce 31 Information technology 1260 Commerce 1189 ddc BK 0 0 ddc 0 0 AEF AEF 2019-06-11 1 109.50 2019-06-11 150.00 2019-06-11