The surveillance and prediction of volcanic activity : a review of methods and techniques /
The surveillance and prediction of volcanic activity : a review of methods and techniques /
Unesco.
- Paris : Unesco, c1972.
- l66 p. : illus. ; 28 cm.
- Earth sciences, 8. .
- 8. Earth sciences, .
Includes bibliographies.
Volcanoes.
551.21 / UNS 1972
Includes bibliographies.
Volcanoes.
551.21 / UNS 1972