OPTNER,S.L. (1978). SYSTEMS ANALYSIS FOR BUSINESS MANAGEMENT. PRENTICE HALL OF INDIA.
芝加哥风格引文OPTNER,S.L. SYSTEMS ANALYSIS FOR BUSINESS MANAGEMENT. PRENTICE HALL OF INDIA, 1978.
MLA引文OPTNER,S.L. SYSTEMS ANALYSIS FOR BUSINESS MANAGEMENT. PRENTICE HALL OF INDIA, 1978.
警告：这些引文格式不一定是100％准确.