Johnson, D. W., & Johnson, F. P. (2006). Joining together: Group theory and group skills (9th ed.). Pearson Education.
芝加哥风格引文Johnson, David W., 与 Frank P. Johnson. Joining Together: Group Theory and Group Skills. 9th ed. Upper Saddle River, N.J: Pearson Education, 2006.
MLA引文Johnson, David W., 与 Frank P. Johnson. Joining Together: Group Theory and Group Skills. 9th ed. Pearson Education, 2006.
警告:这些引文格式不一定是100%准确.