APA
(2019). Class IX 2020 - Mathematics - Chapter & Topic–wise Question Bank. : GKP/CLE.
Chicago
2019. Class IX 2020 - Mathematics - Chapter & Topic–wise Question Bank. : GKP/CLE.
Harvard
(2019). Class IX 2020 - Mathematics - Chapter & Topic–wise Question Bank. : GKP/CLE.
MLA
Class IX 2020 - Mathematics - Chapter & Topic–wise Question Bank. : GKP/CLE. 2019.