International Seminar on Nuclear War and Planetary Emergencies Erice, Italy, ebrary, Inc, & Ragaini, R. C. (2002). International Seminar on Nuclear War and Planetary Emergencies: 26th session : "E. Majorana" Centre for Scientific Culture, Erice, Italy, 19-24 August 2001. World Scientific.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Seminar on Nuclear War and Planetary Emergencies Erice, Italy, Inc ebrary, और Richard C. Ragaini. International Seminar on Nuclear War and Planetary Emergencies: 26th Session : "E. Majorana" Centre for Scientific Culture, Erice, Italy, 19-24 August 2001. Singapore ; River Edge, NJ: World Scientific, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Seminar on Nuclear War and Planetary Emergencies Erice, Italy, et al. International Seminar on Nuclear War and Planetary Emergencies: 26th Session : "E. Majorana" Centre for Scientific Culture, Erice, Italy, 19-24 August 2001. World Scientific, 2002.