Powers, G. T. (1985). Practice focused research: Integrating human service practice and research. Prentice-Hall.
芝加哥风格引文Powers, Gerald T. Practice Focused Research: Integrating Human Service Practice and Research. Englewood Cliffs, N. J: Prentice-Hall, 1985.
MLA引文Powers, Gerald T. Practice Focused Research: Integrating Human Service Practice and Research. Prentice-Hall, 1985.
警告：这些引文格式不一定是100％准确.