Kumar, A. (2018). Marketing Management (3rd.). Vikas Publishing.
Chicago Style aipamenaKumar, Arun. Marketing Management. 3rd. Vikas Publishing, 2018.
MLA aipamenaKumar, Arun. Marketing Management. 3rd. Vikas Publishing, 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.