Singh, H. K. (1994). Management of marketing information system. Kanishka Pub..
Chicago Style aipamenaSingh, H. K. Management of Marketing Information System. Delhi: Kanishka Pub., 1994.
MLA aipamenaSingh, H. K. Management of Marketing Information System. Kanishka Pub., 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.