APA引文

Johnson, D. W. (1991). Empowering lay volunteers. Abingdon.

芝加哥风格引文

Johnson, Douglas W. Empowering Lay Volunteers. Nashville: Abingdon, 1991.

MLA引文

Johnson, Douglas W. Empowering Lay Volunteers. Abingdon, 1991.

警告：这些引文格式不一定是100％准确.