Gaya APA

Board, O, E. (2021). Oswaal CBSE Question Bank Class 12 (Set of 4 Books) Accountancy, Business Studies, Economics, Mathematics [Combined & Updated for Term 1 & 2] . : Oswaal Books and Learning Private Limited.

Gaya MLA

Board, Oswaal, Editorial. "Oswaal CBSE Question Bank Class 12 (Set of 4 Books) Accountancy, Business Studies, Economics, Mathematics [Combined & Updated for Term 1 & 2]". : Oswaal Books and Learning Private Limited, 2021. Text.