Hopcroft, K., & Forte, V. (2007). Symptom sorter (Third edition.). Radcliffe Publishing.
Chicago Style (17th ed.) CitationHopcroft, Keith, and Vincent Forte. Symptom Sorter. Third edition. Oxford ; New York: Radcliffe Publishing, 2007.
MLA (9th ed.) CitationHopcroft, Keith, and Vincent Forte. Symptom Sorter. Third edition. Radcliffe Publishing, 2007.
Warning: These citations may not always be 100% accurate.