Citazione APA

Nandagopal,, R., & Arul Rajan,, K. (2008). Research methods in business. Excel books.

Stile di citazione Chicago

Nandagopal,, R., e K. Arul Rajan. Research Methods in Business. New Delhi: Excel books, 2008.

Citazione MLA

Nandagopal,, R., e K. Arul Rajan. Research Methods in Business. Excel books, 2008.