Patterson, K., Grenny, J., McMillan, R., & Switzler, A. (2012). Crucial conversations: Tools for talking when stakes are high (Second edition.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Patterson, Kerry, Joseph Grenny, Ron McMillan, agus Al Switzler. Crucial Conversations: Tools for Talking When Stakes Are High. Second edition. New York: McGraw-Hill, 2012.
Lua MLA (8ú heag.)Patterson, Kerry, et al. Crucial Conversations: Tools for Talking When Stakes Are High. Second edition. McGraw-Hill, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.