Ergler, P. C. (1970). The role of contract engineering in technical manpower planning. American Management Association.
芝加哥风格引文Ergler, Paul C. The Role of Contract Engineering in Technical Manpower Planning. [New York]: American Management Association, 1970.
MLA引文Ergler, Paul C. The Role of Contract Engineering in Technical Manpower Planning. American Management Association, 1970.
警告：这些引文格式不一定是100％准确.