Honeywell Information Systems, i. (1976). COBOL-74 user's guide: Series 60 (level 66). Honeywell Information Systems.
芝加哥风格引文Honeywell Information Systems, inc. COBOL-74 User's Guide: Series 60 (level 66). [Waltham, Mass.]: Honeywell Information Systems, 1976.
MLA引文Honeywell Information Systems, inc. COBOL-74 User's Guide: Series 60 (level 66). Honeywell Information Systems, 1976.
警告：这些引文格式不一定是100％准确.