Smith, E. A. (1990). The productivity manual: Methods and activities for involving employees in productivity improvement. Gulf Pub. Co..
芝加哥风格引文Smith, Elizabeth A. The Productivity Manual: Methods and Activities for Involving Employees in Productivity Improvement. Houston: Gulf Pub. Co., 1990.
MLA引文Smith, Elizabeth A. The Productivity Manual: Methods and Activities for Involving Employees in Productivity Improvement. Gulf Pub. Co., 1990.
警告：这些引文格式不一定是100％准确.