APA način citiranja (7. izdanje)

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

Čikaški stil citiranja (17. izdanje)

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

MLA način citiranja (9. izdanje)

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