Mohr, L. B. (1995). Impact analysis for program evaluation (2nd ed.). Sage Publications.
芝加哥风格引文Mohr, Lawrence B. Impact Analysis for Program Evaluation. 2nd ed. Thousand Oaks, Calif.: Sage Publications, 1995.
MLA引文Mohr, Lawrence B. Impact Analysis for Program Evaluation. 2nd ed. Sage Publications, 1995.
警告：这些引文格式不一定是100％准确.