APA aipamena

RUDDICK M E. (1983). MARKETING RESEARCH HANDBOOK: A DECISION ORIENTED APPROACH. PRENTICE -HALL INTERNATIONAL, INC.

Chicago Style aipamena

RUDDICK M E. MARKETING RESEARCH HANDBOOK: A DECISION ORIENTED APPROACH. NEW JERSEY: PRENTICE -HALL INTERNATIONAL, INC, 1983.

MLA aipamena

RUDDICK M E. MARKETING RESEARCH HANDBOOK: A DECISION ORIENTED APPROACH. PRENTICE -HALL INTERNATIONAL, INC, 1983.