WARIS ZISHAN. (2021). VIDYA CBSE SAMPLE QUESTION PAPERS 10 + 1 CHEMISTRY CLASS 12 TERM 1 (2021.). VIDYA PRAKASHAN MANDIR.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWARIS ZISHAN. VIDYA CBSE SAMPLE QUESTION PAPERS 10 + 1 CHEMISTRY CLASS 12 TERM 1. 2021. MEERUT: VIDYA PRAKASHAN MANDIR, 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWARIS ZISHAN. VIDYA CBSE SAMPLE QUESTION PAPERS 10 + 1 CHEMISTRY CLASS 12 TERM 1. 2021. VIDYA PRAKASHAN MANDIR, 2021.
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