Gaya APA

Francese, P., Piirto, R. (1991). Capturing customers : how to target the hottest markets of the '90s . New York: American Demographics Books.

Gaya MLA

Francese, Peter., Piirto, Rebecca. "Capturing customers : how to target the hottest markets of the '90s". New York: American Demographics Books, 1991. BUKU.