RAVEN A D. (1971). PROFIT IMPROVEMETNT BY VALUE ANALYSIS,VALUE ENG.&PUR.PRICE ANALYSIS. CASSELL.
芝加哥风格引文RAVEN A D. PROFIT IMPROVEMETNT BY VALUE ANALYSIS,VALUE ENG.&PUR.PRICE ANALYSIS. LONDON: CASSELL, 1971.
MLA引文RAVEN A D. PROFIT IMPROVEMETNT BY VALUE ANALYSIS,VALUE ENG.&PUR.PRICE ANALYSIS. CASSELL, 1971.
警告：这些引文格式不一定是100％准确.