Understanding volcanic hazards
By: produced by Maurice Krafft for United Nations Educational, Scientific and Cultural Organization (UNESCO) and International Association of Volcanology and Chemistry of Earth's Interior (IAVCEI).
Contributors: Krafft, Maurice.; Unesco.; International Association of Volcanology and Chemistry of Earth's Interior.
Publisher: Unesco
Published: 1990
Place of publication: [Paris?]
Language: eng
Format: Videorecording
Number of pages: 25