APA (7 वां संस्करण) प्रशस्ति पत्र

Howard, N. (1999). Confrontation analysis: How to win operations other than war. Evidence Based Research, Inc..

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Howard, Nigel. Confrontation Analysis: How to Win Operations Other than War. [Vienna, VA: Evidence Based Research, Inc., 1999.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Howard, Nigel. Confrontation Analysis: How to Win Operations Other than War. Evidence Based Research, Inc., 1999.