Bhakar S S. (2011). Systematic Guide to Write a Research Paper. Excel Books.
芝加哥风格引文Bhakar S S. Systematic Guide to Write a Research Paper. New Delhi: Excel Books, 2011.
MLA引文Bhakar S S. Systematic Guide to Write a Research Paper. Excel Books, 2011.
警告：这些引文格式不一定是100％准确.