APA aipamena

RIES AL; TROUT JACK. (1993). 22 IMMUTABLE LAWS OF MARKETING: VIOLATE THEM AT YOUR OWN RISK. INDU PUBLICATIONS.

Chicago Style aipamena

RIES AL; TROUT JACK. 22 IMMUTABLE LAWS OF MARKETING: VIOLATE THEM AT YOUR OWN RISK. NEW DELHI: INDU PUBLICATIONS, 1993.

MLA aipamena

RIES AL; TROUT JACK. 22 IMMUTABLE LAWS OF MARKETING: VIOLATE THEM AT YOUR OWN RISK. INDU PUBLICATIONS, 1993.