APA aipamena

RIES AL. (1993). 22 IMMUTABLE LAWS OF MARKETING VIOLATE THEM AT YOUR OWN RISK. INDUS PUBLISHING COMPANY.

Chicago Style aipamena

RIES AL. 22 IMMUTABLE LAWS OF MARKETING VIOLATE THEM AT YOUR OWN RISK. NEW DELHI: INDUS PUBLISHING COMPANY, 1993.

MLA aipamena

RIES AL. 22 IMMUTABLE LAWS OF MARKETING VIOLATE THEM AT YOUR OWN RISK. INDUS PUBLISHING COMPANY, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.