APA aipamena

Levitt, T. (1969). Marketing for business growth. Mc Graw Hill.

Chicago Style aipamena

Levitt, Theodore. Marketing for Business Growth. New York: Mc Graw Hill, 1969.

MLA aipamena

Levitt, Theodore. Marketing for Business Growth. Mc Graw Hill, 1969.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.