Cita APA (7th ed.)
Sen Arun Kumar, Sen Sushil Kumar, & SampatMukhopadhyay. (1978). Business economics. New Central Book Agency.
Cita Chicago (17th ed.)
Sen Arun Kumar, Sen Sushil Kumar, i SampatMukhopadhyay. Business Economics. New Delhi: New Central Book Agency, 1978.
Cita MLA (9th ed.)
Sen Arun Kumar, et al. Business Economics. New Central Book Agency, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.