APA aipamena

FERBER ROBERT EDT. (1974). HANDBOOK OF MARKETING RESEARCH. MCGRAW-HILL.

Chicago Style aipamena

FERBER ROBERT EDT. HANDBOOK OF MARKETING RESEARCH. NEW YORK: MCGRAW-HILL, 1974.

MLA aipamena

FERBER ROBERT EDT. HANDBOOK OF MARKETING RESEARCH. MCGRAW-HILL, 1974.