Stecher, B. M., Davis, W. A., & Morris, L. L. (1987). How to focus an evaluation. Sage Publications.
芝加哥风格引文Stecher, Brian M., W. Alan Davis, 与 Lynn Lyons Morris. How to Focus an Evaluation. Newbury Park, Calif: Sage Publications, 1987.
MLA引文Stecher, Brian M., et al. How to Focus an Evaluation. Sage Publications, 1987.
警告：这些引文格式不一定是100％准确.