APA aipamena

OPTNER STANFORD L. (1977). SYSTEMS ANALYSIS FOR BUSINESS MANAGEMENT (3.). PRENTICE -HALL INTERNATIONAL, INC.

Chicago Style aipamena

OPTNER STANFORD L. SYSTEMS ANALYSIS FOR BUSINESS MANAGEMENT. 3. NEW JERSEY,USA: PRENTICE -HALL INTERNATIONAL, INC, 1977.

MLA aipamena

OPTNER STANFORD L. SYSTEMS ANALYSIS FOR BUSINESS MANAGEMENT. 3. PRENTICE -HALL INTERNATIONAL, INC, 1977.