TY - BOOK AU - Datta, D AU - Datta, Sarada TI - E-Commerce & Business Communication (Semester 4) SN - 9789383819720 U1 - 381.142 PY - 2025/// CY - Kolkata PB - TEE DEE PUBLICATIONS KW - Commerce N1 - B. Com. New Syllabus, CCF, 2022 ER -