LAWLOR ALAN. (1987). PRODUCTIVITY IMPROVEMENT MANUAL. GOWER.
芝加哥风格引文LAWLOR ALAN. PRODUCTIVITY IMPROVEMENT MANUAL. ENGLAND: GOWER, 1987.
MLA引文LAWLOR ALAN. PRODUCTIVITY IMPROVEMENT MANUAL. GOWER, 1987.
警告：这些引文格式不一定是100％准确.
APA引文