APA aipamena

RITCHIE, K. (1995). Marketing To Generation X Karen Ritchie. Lexington Books.

Chicago Style aipamena

RITCHIE, Karen. Marketing To Generation X Karen Ritchie. Lexington Books, 1995.

MLA aipamena

RITCHIE, Karen. Marketing To Generation X Karen Ritchie. Lexington Books, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.