Aguna, S. (1999). Successful marketing. Kanishka.
Chicago Style aipamenaAguna, Siddharth. Successful Marketing. New delhi: Kanishka, 1999.
MLA aipamenaAguna, Siddharth. Successful Marketing. Kanishka, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.