Bhatnagar Nipendra. NCERT Solutions Physics Class 11th. Arihant Prakashan.
芝加哥风格引文Bhatnagar Nipendra. NCERT Solutions Physics Class 11th. Meerut: Arihant Prakashan.
MLA引文Bhatnagar Nipendra. NCERT Solutions Physics Class 11th. Arihant Prakashan.
警告：这些引文格式不一定是100％准确.