Welfel, E. R. (2010). Ethics in counseling & psychotherapy: Standards, research, and emerging issues (4th ed.). Brooks/Cole.
芝加哥风格引文Welfel, Elizabeth Reynolds. Ethics in Counseling & Psychotherapy: Standards, Research, and Emerging Issues. 4th ed. Australia: Brooks/Cole, 2010.
MLA引文Welfel, Elizabeth Reynolds. Ethics in Counseling & Psychotherapy: Standards, Research, and Emerging Issues. 4th ed. Brooks/Cole, 2010.
警告：这些引文格式不一定是100％准确.