APA引文

R.Nandagopal. (2007). Research methods in business. Excel Books.

Chicago Edition Citation

R.Nandagopal. Research Methods in Business. New Delhi: Excel Books, 2007.

MLA引文

R.Nandagopal. Research Methods in Business. Excel Books, 2007.

警告：这些引文格式不一定是100％准确.