Hill, C. E., & O'Brien, K. M. (1999). Helping skills: Facilitating exploration, insight, and action. American Psychological Association.
芝加哥风格引文Hill, Clara E., 与 Karen M. O'Brien. Helping Skills: Facilitating Exploration, Insight, and Action. Washington, DC: American Psychological Association, 1999.
MLA引文Hill, Clara E., 与 Karen M. O'Brien. Helping Skills: Facilitating Exploration, Insight, and Action. American Psychological Association, 1999.
警告：这些引文格式不一定是100％准确.