Gray, R. G. (1979). Student-outcomes questionnaires: An implementation handbook. National Center for Higher Education Management Systems.
芝加哥风格引文Gray, Robert G. Student-outcomes Questionnaires: An Implementation Handbook. Boulder, Colorado: National Center for Higher Education Management Systems, 1979.
MLA引文Gray, Robert G. Student-outcomes Questionnaires: An Implementation Handbook. National Center for Higher Education Management Systems, 1979.
警告：这些引文格式不一定是100％准确.