APA引文

SINGH LAKMIR. (2021). SCIENCE FOR NINTH CLASS PART 2 CHEMISTRY (2021.). S.CHAND.

Chicago Style (17th ed.) Citation

SINGH LAKMIR. SCIENCE FOR NINTH CLASS PART 2 CHEMISTRY. 2021. NEW DELHI: S.CHAND, 2021.

MLA引文

SINGH LAKMIR. SCIENCE FOR NINTH CLASS PART 2 CHEMISTRY. 2021. S.CHAND, 2021.